Indicate whether a carboxylic acid (RCOOH) with a pKa of 4.5 will have more chargcd molecu...

Indicate whether a carboxylic acid (RCOOH) with a pKa of 4.5 will have more chargcd molecules or more neutral molecules in a solution with the following pH value:

1. pH =1

2. pH = 3

3. pH = 5

4. pH = 7

5. pH = 10

6. pH = 13

a. Answer the same question for a protonated amine with a pK& of 9.

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b. Answer the same question for an alcohol (ROH) with a pKa of 15.