Label the bonds on the sketch of the molecule.

Write a hybridization and bonding scheme for each molecule that contains more than one interior atom. Indicate the hybridization about each interior atom. Sketch the structure, including overlapping orbitals, and label all bonds using the notation shown in Examples 6.1 and 6.2. a. N2H2 (skeletal structure HNNH) b. N2H4 (skeletal structure H2NNH2)

Label the bonds on the sketch of the molecule. Drag the appropriate labels to their respective targets. Labels can be used once, more than once, or not at all. Reset Help o C (sp)-0 () o Clap)-0 (p) + C (ap)-0 (3) * C (sp)-0 (p) + C (p,)-O (p) # C (p.)-0 (p.) This problem has been solved!All bonds to that atom will adjust. If the clicked object is a bond, both atoms of the bond will be moved in parallel. If neither an atom nor a bond is clicked, but the click point is within the bounding box of a larger fragment on the drawing area (a molecule), the whole fragment is moved.1st Edition • ISBN: 9780547586632 (2 more) Jerry L. Sarquis, Mickey Sarquis. 2,184 solutions. Find step-by-step Chemistry solutions and your answer to the following textbook question: Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation $$ OF _2 $$.Preliminary Steps. Step 1. Find the point group of the molecule and assign Cartesian coordinates so that z is the principal axis. The H 2 O molecule is bent and its point group is C2v. The z axis is collinear with the principal axis, the C2 axis. There is no need to simplify this problem, as we had done for previous examples.Label the bonds on the sketch of the molecule Drag tho approprlate labols to their respective targets. Labels can be used once, more than once, or not at all. Transcribed image text :The DNA is polymer of nucleosides, each made up of a 5-carbon sugar, a phosphate molecule and a cyclic nitrogen base. Two DNA strands are bound together with each other with the help of hydrogen bonds between nitrogenous bases (adenine, cytosine, thymine, guanine). The diagram of DNA is given below:462Chapter 10. Chemical Bonding II: molecular shapes, Valence Bond Theory, and molecular orbital Theory. The name of this molecular orbital is s. 1s. The s comes from the shape of the orbital, which looks like a s bond in valence bond theory, and the 1scomes from its formation by a linear sum of 1sorbitals. The s.

This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Write a hybridization and bonding scheme for COCl2 (carbon is the central atom). Sketch the molecule including overlapping orbitals and label all bonds as shown on the videos and slides. Correct answer: (B) Important rules for drawing skeletal structures. Assume there is a carbon atom at the junction of any two lines or at the end of any line. Assume there are enough hydrogens around each carbon to give it four bonds. Draw in all heteroatoms and the hydrogens directly bonded to them. Hydrocarbons are compounds that contain only ...Draw the pi Molecular Orbital Diagram of 1, 3, 5-hexatriene, including pictures of each of the molecular orbitals showing the phase of each of the p orbitals. Fill in the electrons in the MO diagram. Label each of the molecular orbitals as bonding and ant; Draw the molecular orbital (MO) electron diagram for the B e 2 + 2 molecular ion.Using the cross bow arrow shown below we can show that it has a net dipole. The net dipole is the measurable, which is called the dipole moment. Dipole moment is equal to the product of the partial charge and the distance. The equation for dipole moment is as follows. μ = δ × d (3.7.1) (3.7.1) μ = δ × d. with. Step 1. Hybridization is the process of combining different species or varieties to create offspr... 61. Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7 a. CCl4 b. ACD/ChemSketch is a chemical drawing software package from Advanced Chemistry Development, Inc. designed to be used alone or integrated with other applications. ChemSketch is used to draw chemical structures, reactions and schematic diagrams. It can also be used to design chemistry-related reports and presentations.Water's large dipole moment leads to hydrogen bonding. The H 2 O molecule is electrically neutral, but the positive and negative charges are not distributed uniformly. This is illustrated by the gradation in color in the schematic diagram here. The electronic (negative) charge is concentrated at the oxygen end of the molecule, owing …The image is a simplified representation of a short DNA molecule, with deoxyribose sugar molecules in orange, linked to phosphate molecules through a special type of covalent linkage called the phosphodiester bond. Each nitrogenous base is represented by a different color - thymine in purple, adenine in green, cytosine in red and guanine in blue.

Water (H2O) should be drawn as two hydrogen atoms connected to one oxygen atom by a bond known as a polar covalent bond. There are two lone pairs of electron...Molecular Geometry: It depends both on the number of bond pairs and on the number of lone pairs around the central atom. We notice that in a molecule whose central atom has a given number of electron pairs around it, the number of bonding pairs decreases as the number of lone pairs increases, which then essentially changes the species' molecular geometry.Expert-verified. Answer: Le wis Structure of CH3CONH2 : In the -CONH2 group, the carbon atom , the oxygen …. 2 Draw the Lewis structure for the molecule shown below. Write the hybridization and bonding scheme. Sketch the structure, including overlapping orbitals, and label all bonds using the notation discussed in class.Step 1. Hybridization is the process of combining different species or varieties to create offspr... 61. Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7 a. CCl4 b.Here's the best way to solve it. Answer : In SO2 molecule ,sulfur atom form 3 Sp2 hybridi …. In the sketch of the structure of SO2 label all bonds. Drag the appropriate labels to their respective targets. Labels can be used once, more than once, or not Review Constants Periodic Table In the sketch of the structure of SO, label all bonds ...

Caesars superdome new orleans seating chart.

Apr 9, 2018 ... This organic chemistry video tutorial explains how to predict the bond angles of certain molecules ... Draw Lewis Structures: https ... Sigma and Pi ...See Answer. Question: Sketch the molecular shape of the following compounds. Be sure to label the bond angles. Hint Look up the bond angles in a textbook or on the internet. Cl2 SO2 NH3 MoF6 TeFA Edit View Insert Format Tools Table 12pt Paragraph BIU A T. Show transcribed image text. Here's the best way to solve it.The molecule tetrafluoroethene, C,F includes a pi (T) bond between the carbons. Answer parts a and b. a. Draw the Lewis structure for tetrafluoroethene. F2 3oves b. On the two carbon atoms below, make a sketch of only the two atomic that form the pi bond in tetrafluoroethene and label the identity of each one. orbitals.Here's the best way to solve it. The hybridization of carbon atoms in acetylene is so-_hybridization. Hybridi …. Using valence bond theory, determine the orbitals that make up the following bonds in the molecule provided below: (6 pts) H-C=C-H o C-H bond = o C-C bond = TC-C bond =. Find step-by-step Chemistry solutions and your answer to the following textbook question: Write a hybridization and bonding scheme for each molecule that contains more than one interior atom. Indicate the hybridization about each interior atom. Sketch the structure, including overlapping orbitals, and label all bonds using the notation: a. A electron geometry has hybridization. Here's the best way to solve it. Identify the electron geometry of the molecule by considering the number of electron pairs around the central atom. Select the correct hybridization for the central atom based on the electron geometry of CO2. Match the items in the left column to the appropriate blanks in ...

Water is a simple molecule consisting of one oxygen atom bonded to two different hydrogen atoms. Because of the higher electronegativity of the oxygen atom, the bonds …Exercises. 1) Draw two conformations of cyclohexyl amine (C 6 H 11 NH 2 ). Indicate axial and equatorial positions. 2) Draw the two isomers of 1,4-dihydroxylcyclohexane, identify which are equatorial and axial. 3) In the following molecule, label which are equatorial and which are axial, then draw the chair flip (showing labels 1,2,3).Question: Show σ and π bonds on a rough sketch of the molecule. Drag the appropriate Labels to their respective targets. There are 2 steps to solve this one. Identify the covalent bonds in your molecule sketch, then denote the sigma (σ) bonds as those formed by head-on overlap of atomic orbitals along the internuclear axis.Sep 27, 2013 ... Learn more at: http://www.pathwaystochemistry.com/chemistry-qa/videos/e-and-z-isomers-drawing-labeling-and-skeletal-structures/ In this ...The DNA is polymer of nucleosides, each made up of a 5-carbon sugar, a phosphate molecule and a cyclic nitrogen base. Two DNA strands are bound together with each other with the help of hydrogen bonds between nitrogenous bases (adenine, cytosine, thymine, guanine). The diagram of DNA is given below:Then, sketch the molecule, including overlapping orbitals, and label all the bonds I 5.) (20%) Chapter 11, MO theory. Use molecular orbital theory, write a molecular orbital diagram, calculate bond order, and predict whether or not each ion exists in a relatively stable form, for the following two molecular ions: Hoy 5.) (20%) Chapter 11.Step 1. Hybridization is the process of combining different species or varieties to create offspr... 61. Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7 a. CCl4 b.Question: Label all bonds on the sketch of the structure Drag the appropriate labels to their respective targets. Labels can be used once, more than once, or not at all. Reset Help o: Nop) - H() 1 o: Nip) -H) Nop-Nop NP) - NP) WiN!) - N) NP)-NG Lone parin N

Label the bonds on the sketch of the molecule. This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See Answer See Answer See Answer done loading. Question: Label the bonds on the sketch of the molecule.

NF3. SBr2. CCl4. Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. There are 2 steps to solve this one. Expert-verified. 100% (6 ratings) Share Share.In valence bond theory terms, a single bond would have only a σ symmetry bond. A double bond consists of a σ and a π bond, a triple bond would have a σ and two π bonds, and the esoteric quadruple bond has one σ, two π and one d combination. In a multiple bond, the various orbitals co-exist in the same region of space between the nuclei.An example of a Lewis structure is any molecule that has a covalent bond and any coordination compound. Let us draw the steps for the CH 2 Br 2 lewis structure below. Calculate the CH 2 Br 2 valence electrons: 20 valence electrons are present in CH 2 Br 2 molecules. Bromine has 7 valence electrons, compared to 1 for hydrogen and 4 for carbon.A electron geometry has hybridization. Here's the best way to solve it. Identify the electron geometry of the molecule by considering the number of electron pairs around the central atom. Select the correct hybridization for the central atom based on the electron geometry of CO2. Match the items in the left column to the appropriate blanks in ...Step 1. The objective of the question is to label the bonds in the structure given. Label all bonds on the sketch of the structure Drag the appropriate labels to their respective targets. Labels can be used once, more than once, or not at all.Preview. Study with Quizlet and memorize flashcards containing terms like Write the chemical equation for water, Draw a stick model of a water molecule, Sketch a space filling model of a water molecule, show polarity by labeling positive and negative charged regions of the molecule. and more.Why does a hydrogen atom of a water molecule bond to oxygen atom with a polar covalent bond? Draw and label a diagram to show what would happen if you watered a plant with a saltwater solution. Explain your reasoning. What is the chemical bond called in which 2 atoms share one or more pairs of electrons? A.) Polar B.) Hydrogen C.) Ionic D ...Write a hybridization and bonding scheme for each molecule or ion. Sketch the structure, including overlapping orbitals, and label all bonds using the notation shown in Examples $10.6$ and $10.7 .$ a. $\mathrm{SO}_{3}^{2-}$ ... Step 4: Sketch the structure, including overlapping orbitals, and label all bonds. The structure of SO3^2- is as ...Write a hybridization and bonding scheme for each molecule or ion. Sketch the structure, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7.

Zomboid guns.

10930 resource pkwy.

How many sigma bonds in the formula. How many pi bonds in the formula. There are 2 steps to solve this one. Who are the experts? Experts have been vetted by Chegg as specialists in this subject. Expert-verified. Step 1. To draw the Lewis structure of PCl A 3 (phosphorus trichloride), follow these steps: Count the total number ...Ethene. Before considering the Hückel treatment for ethene, it is beneficial to review the general bonding picture of the molecule. Bonding in ethene involves the sp2 s p 2 hybridization of the 2s 2 s, 2px 2 p x, and 2py 2 p y atomic orbitals on each carbon atom; leaving the 2pz 2 p z orbitals untouched (Figure 13.2). Figure 13.2.In-depth tutorial and demonstration of ChemSketch from ACD/Labs focusing on accessing the in-program tutorial, the edit atom label tool, adjusting charges, a...Step 1: Figure out how many electrons the molecule must have, based on the number of valence electrons in each atom. When drawing the structure of an ion, be sure to add/subtract electrons to account for the charge. Step 2: Connect the atoms to each other with single bonds to form a “skeleton structure.”.It also depicts how the atoms are bonded to one another, for example single, double, and triple covalent bond. Covalent bonds are shown using lines. The number of dashes …The molecular geometry of SO2 is bent, with a bond angle of 120°. We can easily find out the molecular geometry of any compound using the given chart. Here, A = central atom, X = surrounding atoms and E = the lone pairs. SO2 is an AX2E type molecule, with 2 surrounding atoms i.e oxygen, and 1 lone pair of sulfur.Find step-by-step Chemistry solutions and your answer to the following textbook question: Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation: a. CCl$_4$, b. NH$_3$, c. OF$_2$, d. CO$_2$..A tool that draws peptide primary structure and calculates theoretical peptide properties.Sketch the chemical structure of a dipeptide with sequence FI. Label the termini, backbone functional groups, and peptide bond (2 pts). Name four molecular interactions that stabilize protein tertiary structure (2 pts). Describe the four levels of protein structure (2 pts). What are the two major elements of protein secondary structure (1 pt). ….

This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See Answer. Question: Label the bonds on the sketch of the molecule. Drag the appropriate labels to their respective targets. Labels can be used once, more than once, or not at all. Reset Help C (ap)-0 (0) C (sp)-0 (p ...Chapter 2 Figure 2. You will identify the structural levels of a protein. Label a portion of the molecule below where the primary structure is visible; label two types of secondary structure; label the tertiary structure. Drag the appropriate labels to their respective targets. Start studying Microbiology - Mastering Microbiology Homework ... 1. Lable bond in CCl4: Part B Label all bonds in CCl4 Label the diagram by dragging the labels to the appropriate targets. Note: not all labels will be used. or Cl (p) C (spi) or Cl (s) C (spa) r Cl (s) C (sp Lone pair in s orbital T Cl (p) C (spi) Cl (p) C (p) T Cl (p) C (sp) Lone pair in p orbital Submit My Answers Give Up. Problem sets built by lead tutors Expert video explanations. Write a hybridization and bonding scheme for each molecule that contains more than one interior atom. Indicate the hybridization about each interior atom. Sketch the structure, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7.Find step-by-step Chemistry solutions and your answer to the following textbook question: Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation: a. CCl$_4$, b. NH$_3$, c. OF$_2$, d. CO$_2$.. Step 1. Hybridization is the process of combining different species or varieties to create offspr... 61. Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7 a. CCl4 b. Here’s the best way to solve it. 4. Consider the molecule PH3: a. Draw orbital diagrams to represent the electron configurations for all the atoms in PH3. Circle all the electrons involved in bonding. b. Draw a three-dimensional sketch of the molecule which shows orbital overlap. c.SO2 Bond angles. According to the VSEPR theory, the Oxygen atoms are repelled by each other and the lone pair, thus forming a bent molecular shape. As such, the bond angle of SO 2 is 119 °. SO2 Molecular Geometry and Shape. To determine the molecular geometry of Sulfur Dioxide, we must observe its Lewis structure. Label the bonds on the sketch of the molecule., Mastering perspective can help you draw buildings, landscapes -- just about anything. Learn about perspective in this article. Advertisement Your drawings of buildings will look m­..., The C2 molecule has a MO diagram similar to N2 (Figure 8.22a). What is the bond order of C2 and is it paramagnetic or diamagnetic? (LO 8.12) (a) Bond order = 2, diamagnetic (b) Bond order = 2, paramagnetic (c) Bond order = 0, paramagnetic (d) Bond order = 3>2, diamagnetic. Consider the H2+ ion., Transcribed image text: - Part Make a sketch of the following molecule: C2H4 (skeletal structure H2CCH2). Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all hydrogen atoms and nonbonding electrons. +- CHONSPE Brax More Submit Request Answer Part D Determine the molecular geometry about each …, Preliminary Steps. Step 1. Find the point group of the molecule and assign Cartesian coordinates so that z is the principal axis. The H 2 O molecule is bent and its point group is C2v. The z axis is collinear with the principal axis, the C2 axis. There is no need to simplify this problem, as we had done for previous examples., a. CH₂Br₂ b. SO₂ d. BF₂ c. NF₂. Question: Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including overlapping orbitals, and label all bonds using the notation shown in Examples 11.6 and 11.7. a. CH₂Br₂ b. SO₂ d., Write a hybridization and bonding scheme for each molecule or ion. Sketch the structure, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7. , In solution, the weak positively charged side of one water molecule will be attracted to the weak negatively charged side of another water molecule and the two molecules will be held together by what is called a weak hydrogen bond. At the temperature range of seawater, the weak hydrogen bonds are constantly being broken and re-formed., See Answer. Question: Sketch the molecular shape of the following compounds. Be sure to label the bond angles. Hint Look up the bond angles in a textbook or on the internet. Cl2 SO2 NH3 MoF6 TeFA Edit View Insert Format Tools Table 12pt Paragraph BIU A T. Show transcribed image text. Here's the best way to solve it., Therefore there are two types of molecular orbitals that can form from the overlap of two atomic s orbitals. The two types are illustrated in Figure 3.7A. 1 3.7 A. 1. The in-phase combination produces a lower energy bonding σs molecular orbital in which most of the electron density is directly between the nuclei., All this really means is that an appreciable amount of energy is released when one of these bonds is broken in a hydrolysis (water-mediated breakdown) reaction. ATP is hydrolyzed to ADP in the following reaction: ATP + H 2 O ⇋ ADP + P i + energy. Note: P i just stands for an inorganic phosphate group (PO 4 3 −) ., Water is a simple molecule consisting of one oxygen atom bonded to two different hydrogen atoms. Because of the higher electronegativity of the oxygen atom, the bonds …, Illustrate the structure of an antibody molecule. Label the constant and variable regions, the F c F^c F c and F a b F^{ ab } F ab parts, and the heavy and light chains. b. Define opsonization, and identify two types of molecules that promote this process. Science. Biology. Anatomy; Question. Draw and label the parts of an antibody molecule., The molecular orbitals will have the same symmetry type than the AOs and LGOs from which they have been made. The number of MOs of a specific symmetry type must be equal to the sum of the LGOs and AOs that have the same symmetry type. ... The bonding pair is labeled 1e and the anti-bonding pair is labeled 2e. We cannot know this for sure based ..., Jul 14, 2020 ... dft #electronic_structure #avogadro #orca In this video I will show how to draw a molecule (Hoveyda-Grubbs catalyst) from scratch, ..., Determine the geometry of the molecule using the strategy in Example 10.7.1 10.7. 1. From the valence electron configuration of the central atom and the number of electron pairs, determine the hybridization. Place the total number of electrons around the central atom in the hybrid orbitals and describe the bonding., Advertisement Another useful, but not mandatory, tag that you can add to your image tag is "alt." This tag gives your image a label, appearing when the user passes the mouse over t..., Chemistry. In the sketch of the structure of NF3 label all bonds. Drag the appropriate labels to their respective targets. Labels can be used once, more than once, or not at all. σ: Νip) - F (p) Lone pair in sp orbital 1L σ: Nip) - F (sp') T:N (sp³) – F (p) Lone pair in p orbital T: N (p) – F (p) Lone pair in s orbital σ: Ν (sp') -F ..., Here, we work towards sketching a skeleton diagram of the molecule with atoms represented by their symbols, valence electrons represented by dots, and bonds represented by straight lines. This is a two-dimensional approach and therefore, one of the first and foremost steps of chemical bonding for any given ion or molecule., Step 1. all were correct but the middle part is wrong. 1) where π :N (p) -N (p) should go up middle part. View the full answer Answer. Unlock. Previous question Next question. Transcribed image text: Label all bonds on the sketch of the structure. Drag the appropriate labels to their respective targets., Water is another example of a molecule. Water is made of three atoms, an oxygen atom and two hydrogen atoms, and thus is both a molecule and a compound. A chemical formula is an abbreviation that ..., Begin drawing the "O-C-O" structure. After the structure is drawn, all you need to do is left click on the bonds. Left clicking on the bonds will create a double bond (shown below). Once you've created your molecule, you can optimize it's geometry through the extensions menu. Selecting the "Extensions" menu, and clicking "Optimize ..., Figure 5.3.6 5.3. 6: (a) A water molecule has four regions of electron density, so VSEPR theory predicts a tetrahedral arrangement of hybrid orbitals. (b) Two of the hybrid orbitals on oxygen contain lone pairs, and the other two overlap with the 1s orbitals of hydrogen atoms to form the O-H bonds in H2O., 2 days ago · Hence, we can say that the bonds are polar and the bond dipole moment is non-zero. Polar bonds do not guarantee a polar molecule. It is a tetrahedral compound. The vector’s sum of the dipole moment of the four bonds comes out to be non-zero due to different substituents. Hence, CH 2 Br 2 is a polar molecule. , Problem sets built by lead tutors Expert video explanations. Write a hybridization and bonding scheme for each molecule that contains more than one interior atom. Indicate the hybridization about each interior atom. Sketch the structure, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7., Step #3: Put two electrons between the atoms to represent a chemical bond. Now in the above sketch of NF3 molecule, put the two electrons (i.e electron pair) between each nitrogen atom and fluorine atom to represent a chemical bond between them. These pairs of electrons present between the Nitrogen (N) and Fluorine (F) atoms form a chemical ..., There are two -NH 2 groups around the C=O bond in the urea molecule structure. There are one lone pairs on each nitrogen atoms and two lone pairs on oxygen atom. ... There are seven (7) bonds in the sketch of urea molecule. Now, five (12-7=5) electrons pairs are remaining to mark lone pairs in atoms. As the next step, mark those five valence ..., Problem sets built by lead tutors Expert video explanations. Sketch the bonding and antibonding molecular orbitals that result from linear combinations of the 2px atomic orbitals in a homonuclear diatomic molecule. (The 2px orbitals are those whose lobes are oriented along the bonding axis.), Transcript. Peptide bonds are the vital links that connect amino acids to form polypeptide chains, which fold into functional proteins. These bonds are formed through a …, Sketch two water molecules (labeling the oxygen and hydrogen atoms). Show the covalent bonds as solid lines, indicate the polarity of the molecules using d+ and d-, then show the hydrogen bonding between molecules as a dotted line. Hint: Pay attention to the orientations of the water molecules! Here's the best way to solve it. Thank you,, h …., Question: Sketch out the structure of hydrogen bond in water molecule and label a oxygen atom, b hydrogen atom, and c hydrogen bond. Sketch out the structure of hydrogen bond in water molecule and label a oxygen atom, b hydrogen atom, and c hydrogen bond. Here's the best way to solve it. Expert-verified., A water molecule consists of two hydrogen atoms bonded to an oxygen atom, and its overall structure is bent. This is because the oxygen atom, in addition to forming bonds with the hydrogen atoms, also carries two pairs of unshared electrons. All of the electron pairs—shared and unshared—repel each other., Label each carbon atom with the appropriate hybridization. Which hybridization scheme allows the formation of at least one π bond? Identify which types of orbitals overlap to …, Here’s the best way to solve it. Write a hybridization and bonding scheme for each molecule or ion. Sketch the structure, including overlapping orbitals, and label all bonds using the notation shown in Examples 10.6 and 10.7 in the book (10 pts) a. SO3 b.