【Daily Question】May 20, 2018 – Participate to earn +2 wealth； +3 to +10 wealth for correct answers
Thread Content
This post was last edited by zjp on 2018-5-20 15:08. Fill-in-the-blank question: When titrating a certain base sample with HCl solution, the initial reading of the burette is 0.25±0.01 mL, and the final reading is 32.25±0.01 mL. Then the accurate volume of HCl solution used is ( ). 32.00±0.02ml
E.32.00±0.02ml
V-0.25±0.01mL
32.00±0.02mL