U need positive and negative electordoe and an electrolyte <span />
A possibily I’m not 100% sure
Acid A, assuming the two acids have the same pH. The M stands for molarity which is how concentrated a substance is (basically the higher the molarity the more concentrated the acid is). However, pH refers to how acidic a substance is. If the two acids have different levels of acidity, the answer may be different.
Plssssssssss the answer is... you