Charge # = protons - electons
Mass # = protons + neutrons
so that would be
3-3= charge#
3+4= mass#
C. a chemical reaction occurred when the two liquids were mixed
Answer: When an acidic solution is diluted with water the concentration of H + ions decreases and the pH of the solution increases towards 7.
Explanation:
Nitrogen. air consists 78% of nitrogen gas