how long does tap water have to sit before i put my fish in it
How long does city tap water have to sit before the chlorine is gone enough for the fish tank? I recently cleaned out and changed the water in our goldfish tank. Normally I use spring water in the tank, but last night I filled it with city tap water. I had heard that if that water is left to sit for about 24 hours before the fish are added that the chlorine will be gone enough to be safe for the fish. Is...