A 31.0 mL sample of 0.624M perchloric acid is titrated with a 0.258M sodium hydroxide solution. What is the (H+) molarity after the addition of 15.0 mL of KOH?

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)

i believe the answer is three water molecules