Chemistry, asked by sumitkumar04319, 2 months ago

Write the raw material required for the manufacture of portland cement ?Why gypsum is added into it? ​

Answers

Answered by ram9634
2

Answer:

OK my dear

Explanation:

It is a fine powder, produced by heating limestone and clay minerals in a kiln to form clinker, grinding the clinker, and adding 2 to 3 percent of gypsum. ... The production of Portland cement contributes to about 10% of world carbon dioxide emission.

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