The weight would depend on how much of each you had.
Water is heavier.
Heavier oil will move slower and maintain higher oil pressure. The heavier oil will be slower to get past the piston rings and the valve stem seals, resulting in less oil burning. Heavier oil is generally better for worn engines, but if the engine isn't worn, you should use the thinner grades of oil, as originally recommended.
No water is heavier then oil.
No, oil is lighter than antifreeze.
Gear oil is normally a much heavier oil.
no because some oil have a heavier density
Yes, it is.
the pH level of listerine is 4.8
yes
Yes listerine pocketmist does have alcohol-
The listerine solution has a pH of approx. 4,5.
Oil is less dense than water.