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CHEMISTRY

Chemistry
When water itself combines chemically with some element or mineral it is called

Desilication
Hydration
Carbonation
Oxidation

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Chemistry
Sea water is saltier than rain water because

Rivers wash away salts from earth and pour them into the sea
Sea animals are salt producing
Sea beds have salt producing mines
The air around the sea is saltish

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Chemistry
In sugar solution,

Both are solutes
Both are solvents
Sugar is solvent, water is solute
Sugar is solute, water is solvent

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Chemistry
The metallic constituents of hard water are :

Iron, tin and calcium
Magnesium, calcium and tin
Magnesium, tin and iron
Calcium, magnesium and iron

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Chemistry
Lead in water can cause

Hair falling
Arthritis
Eye disease
Kidney damage

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