What is the [OH-] of a solution with a pH of 3.89? Group of answer choices

7.76 x 10^-11

2.11 x 10^-6

4.51 x 10^-10

1.29 x 10^-4

Achemical reaction is done in the setup shown , resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?