Answer:
B
Explanation:
the electrical charges of nonpolar molecules are evenly distributed across the molecule
The answer would be A. You cannot decrease mass because of increasing temp so it can't be C and adding neutrons or protons would be changing the atom and therefore the element, and that is not possible through just an increase of temperature, so it can't be B or D. Hope this was helpful! ;)
The hydronium ions increase and the ph goes down.