Describe the importance of the following limestone
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Solution 1
Chemically, limestone is CaCO3.
Importance of limestone
(a) It is used in the preparation of lime and cement.
(b) It is used as a flux during the smelting of iron ores.
Solution 2
Limestone:
Extensively used in the manufacturing of high quality paper.
Used as mild abrasive in toothpaste.
As a filler in cosmetics.
Used as an antacid.
Concept: Some Important Compounds of Calcium
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