Question

Formula of Hydration
please answer ​

Answer 1

H⭕LÁ ⓂÀTÉ

Take the mass of the hydrate and subtract the mass of the anhydrate to get the mass of water. 17.70 g Na2CO3 nH2O - 15.10 g Na2CO3 = 2.60 g H2O. Divide the mass of water by the molar mass of water to get moles of water. 2.60 g H2O / (18.00 g/mol H2O) = 0.144 moles H2O.

Answer 2

Answer:

body water-water+H2O........>Hydration

Explanation:

when our body dehydrate ...if we cosume water i.e.hydration...