Chemistry
Chemistry, 10.03.2021 14:00, truelove9288

Magnesium carbonate decomposes on heating to form magnesium oxide and carbon dioxide as shown. MgCO3 -> MgO + CO2

How much magnesium carbonate is needed to make 10.0g of magnesium oxide?

A. 3.5g
B. 10.5g
C. 21.0g
D. 6.5g

please answer, I have a test right now​

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