Chemistry, asked by Nehanonaasrani5550, 1 year ago

Calculate the number of oxygen atoms in 300g of of caco3

Answers

Answered by vamshi69

28

Molecular mass of calcium carbonate = 40 + 12 + 48 =100g

1 mole of Calcium carbonate contains – 3 mole of oxygen atoms

100 g of Calcium carbonate contains - 3 X 6.022 X 1023 oxygen atoms

300g of Calcium carbonate contains - How many oxygen atoms?
= 300 X 3 X 6.022 X 1023/ 100 = 54.205 X 1023 oxygen atoms

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