Question

Why must the formulas of hydrates have the number of water molecules as whole number integers?

Answer 1

The formula for hydrate indicates the number of water molecules that are attached to each formula unit of the compound. Forexample, nickel (II) sulfate hexahydrate is a green/blue solid that has six water molecules included in the crystal foreach Ni2+and each SO42-ion.Many common minerals are

What is a hydrate ?

Any compound containing water in the form of H2O molecules, usually, but not always, with a definite content of water by weight.

• The best-known hydrates are crystalline solids that lose their fundamental structures upon removal of the bound water.

• Hydrates are formed when water and light end natural gases come into contact at certain temperature and pressure conditions

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