Answer all question please . Thank you!

i. HW(pKa=2) ii. HX(pKa=6) iii. HY(pKa=10) iv. HZ(pKa=20) Of the conjugate base of each of these acids, the one that would react almost completely with water to form hydroxide ion is (10 points) a. none of them b. all of them c. HZ d. HY and HZ a b c d 2) of the following compounds, the one that contains primary, secondary, tertiary, and quaternary (10pts) carbon atoms is a. 2,2,4-trimethylhexane b. 2-methylbutane c. 2-methyl-4-ethylhexane d. 2.2-dimethylpentane a b C d 3) Of the following compounds, the one that is correctly named is (10pts) a. 2-ethyl-5-methylheptane b. 3-isopropylhexane c. 5-ethyl-2-methylheptane d. 2-methyl-3-ethylhexane a b C d