If a solution has a [H+] of 9.3x10-11, what is the pH?

Explanation:

The pH of a solution can be found by using the formula

From the question we have

We have the final answer as

Hope this helps you

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.