Chemistry, asked by Hyperxsam, 10 months ago

20 Calculate the number of atoms of each in 4.2 grams of MgCO3.

Answers

Answered by fardeenferozkhan

1

Answer:

1.5 * 10^ 23 atoms are present in 4.2 g of MgCO3.

Explanation:

1 mol MgCO3 has 5 atoms, hence multiplying by 5.

Refer attachment for explanation

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