Answer to Question #290822 in Civil and Environmental Engineering for Topher

Question

Direction. Show the solution for each of the problem below:

I. Consider Teflon, the polymer made from tetrafluoroethylene.

Draw a portion of the Teflon molecule.

Calculate the molar mass of a Teflon molecule that contains 5.0 x 104 CF2 units.

What are the mass percents of C and F in Teflon?

II. For alanine, Ka1 = 5.1 x 10 -3, Ka2 = 1.8 x 10 -10

a) Calculate the ratios [Z] / [] and [Z] / [] at pH = 10.50

b) Calculate the pH when [Z] = [] and when [Z] = [] if pH= - log []

Answer 1

Answer is given below:

teflon