The charge is affected by (more than 1 may be correct) a. protons
b. mass
c. electrons
d. neutrons

Achemistry student weighs out of phosphoric acid , a triprotic acid, into a volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with solution. calculate the volume of solution the student will need to add to reach the final equivalence point. round your answer to significant digits.

Iwill give extra points to who gets this right

Why are people not able to scuba dive in the deep part of the ocean