Acetic acid and water react to form hydronium cation and acetate anion like this:

CH3COOH (acetic acid) and H2O (water) --> H3O+ (hydronium cation) and CH3COO- (acetate anion) The acetic acid donates one hydrogen to the water, forming the products shown above.

1= c 2= a or d3 = idk sorry 4= c5= c

Atp, shorthand for adenosine triphosphate, is the standard molecule for cellular enger in the human body. all motion and metabolic  processes  within the body begins with energy that is released from  atp, as its phosphate bonds are broken in cells through a  process  called hydrolysis.