A 31.5 mL aliquot of H2SO4 (aq) of unknown concentration was titrated with 0.0134 M NaOH (aq). 23.9 mL of base was required to reach the titration endpoint. The concentration (M) of the acid was .
Answer 1
there are two significant digits.
answer 2
answer seismograph;
answer 3
alchemy had no scientific methods of study, appeal to mysticism and fantasy, knowledge of chemistry and physics was modest at that time. alchemy was – but as new rules were discovered it either morphed into chemistry or became “unscientific”.
answer 4
I believe the answer is balance! I hope my answer has you 🙂