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- Draw the Lewis Structures for C(CH3)3.Calculate the Enthalpy Change (ΔH) from average bond energies, which have been listed below in KJ/mol, for the following reaction and identify the nature of the reaction: CH3COOH + CH3OH → CH3COOCH3 + H2O [C‒H: 413; C‒C: 347; C=O: 745; C=C: 614; Cl‒Cl: 239, C‒O: 358; O‒H: 467]21. (a) Write the balanced chemical equation for the combustion of propane (C3H3). How does the potential energy change between the reactants and products in this reaction? (b) Draw a potential energy diagram for this chemical reaction. (c) What is the relationship between these energy changes and the breakdown and/or formation of covalent bonds? Explain your ideas in at least two (2) sentences and remember to use vocabulary terms.
- The arrangement of atoms in several biologically important molecules is given here. Complete the Lewis structures of these molecules by adding multiple bonds and lone pairs. Do not add any more atoms. (a) the amino acid serine: 車 0-H H-C-H H Н—N—с—с—о—н H (b) нон H-N-C-N-H (c) pyruvic acid: ноо н—с—с—с—о—н H. (d) uracil: H (e) carbonic acid: H-0-C-0-HDraw the Lewis structure for CH3CHC(OH)CH,CO,H, a neutral molecule.Write a balanced chemical equation for the hypothetical reaction of liquid dichloromethane, CH2CI2, with solid NaAaBb3 to form solid CH2(AaBb3)2 and another product.
