What is the percent by mass of water in the hydrate?
%
What is the percent by mass of the anhydrous salt in the hydrate?
%

Divide the mass of the water lost by the mass of hydrate and multiply by 100. The theoretical (actual) percent hydration (percent water) can be calculated from the formula of the hydrate by dividing the mass of water in one mole of the hydrate by the molar mass of the hydrate and multiplying by 100

Explanation:

I hope i helped =)

i have a feeling this is a gay person trolling to make straights look bad.

they both have a y in them