A buffer solution
A. is used to control the pH of a solution
B. contains at least 100 times more of a weak acid than its conjugate base
C. contains at least 100 times less of a weak acid than its conjugate base
D. always has a pH of 7
A buffer solution
A. is used to control the pH of a solution
B. contains at least 100 times more of a weak acid than its conjugate base
C. contains at least 100 times less of a weak acid than its conjugate base
D. always has a pH of 7
A. is used to control the pH of a solution