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Gypsum and Epsom

Rock salt and...

Question

Rock salt and gypsum are ___________ formed sedimentary rocks.

A

Chemically

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B

Mechanically

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C

Physically

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D

All of these

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Solution

The correct option is A Chemically
Chemical sedimentary rocks are formed by the precipitation of minerals from water. Precipitation is when dissolved materials come out of water. They are typically made up of the minerals halite (calcium chloride, or rock salt) and gypsum (calcium sulfate).

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Gypsum and Epsom

Standard VI Chemistry

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