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(a) In polyvinyl chloride shown in Table, which bonds have the lowest average bond enthalpy?
(b) When subjected to high pressure and heated polyvinyl chloride converts to diamond. During this transformation which bonds are most likely to break first?
(c) Employing the values of average bond enthalpy in Table, estimate the overall enthalpy change for converting PVC to diamond.
Polymers of Commercial Importance
A 65.25 g sample of CuSO4•5H2O (M = 249.7) is dissolved in enough water to make 0.800 L of solution. What volume of this solution must be diluted with water to make 1.00 L of 0.100 M CuSO4
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if a drop of naoh is despensed from the buret but adherence to the side of the erlenmeyer flask during its
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