How many gallons of 30% liquid caustic does it take to raise the ph of 1,000 gallons of water from 7ph to 8ph

A1 a 2 a 3 ooh lol i think that's it

Ibelieve the answer is weathering,hope my answer has you : ) 

Answer/// he concludes that the atom particles can be broken due to the paddle wheel being moved by particles coming out of the metal;