Well it's an alkali metal if that's what you're asking<span />
At STP, copper (Cu) would be the only substance here that will exist in the solid state.
First, we will convert the mass of the gallon to grams:
a gallon of water has a mass of 3.79 * 1000 = 3790 grams of water
number of moles can be calculated using the following rule:
number of moles = mass / molar mass
Therefore,
number of moles = 3790 / 18.02 = 210.32 moles
Answer:
Its a natural resource used around the world
