There is no true measurement for lbs. of live rock to gallons of water. The rule usually states 1lbs per gallon but that can be too much. You do not want to displace too much water.
120 ounces
1 to 2 teaspoons per gallon of water should be sufficient.
the answer is a mega gallon of water
1 gallon of fresh water is about 8.36 pounds
A US gallon of water is 8.35 pounds. An Imperial gallon of water is 10 pounds.
the thing that weighs a gallon is a gallon of WATER or a gallon of milk.
At 17oC one gallon of water weighs 4.536kg.
depends, where i live it is on a sliding scale some where between .00415 and .00463
there is about a gallon of water in a pineapple
That depends on where you are and the price of water in your particular locality.
1 oz / gallon
1 gallon