Answer:She would have to speak directly to the audience without Mrs. Patrick hearing her.
Explanation:
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Which of the following solution(s) would be a buffer? Select all that apply.
a. 100.0 mL of a solution that contains 0.100 M benzoic acid and 0.100 M potassium benzoate
b. 100.0 mL of a 0.100 M propanoic acid
IT B!!!!!!!!!!!!!!!!!!! :))
