well for you if you have a 48 inch or even a 36 inch on,it might cost about 200-400 dollars. Depends on where you get the salt water.
Salt brine typically weighs around 10.2 pounds per gallon, which is slightly heavier than water due to the addition of salt.
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.
Depends how much tap water you are using. :)
8.556 pounds
The average ocean or sea has a salinity of about 3.5%. In metric, about 35 grams per liter.
Tap water does not cost very much per gallon in Michigan. You can purchase it in grocery stores under $3 per gallon.
A gallon of water per person per day
1 gallon
Salt water is at it's lowest freezing point at a 23.3% salt-to-water solution. This works out to 2.28 lbs. of salt per gallon of water. Source: http://www.varitech-industries.com/pdfs/Salt%20Brine%20Statistics%20and%20Rock%20Salt.pdf
Most chlorine generators require a salt content in the water of a pool 2500 to 6000 ppm
A general rule of thumb is to use 1/2 to 3/4 cup of sea salt per gallon of water when boiling peanuts. Adjust the amount based on your personal preference for saltiness.
A gallon of water per person per day