robokellsp32 robokellsp32

26-03-2020
Chemistry

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How many moles of Carbon dioxide are produced when 4.5 mol of Boron carbonate decomposes completely?

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gbustamantegarcia054 gbustamantegarcia054

26-03-2020

Answer:

n CO2 = 13.5 mol

Explanation:

balanced reaction:

B2(CO3)3 → B2O3 + 3CO2

∴ n B2(CO3)3 = 4.5 mol

⇒ n CO2 = (4.5 mol B2(CO3)3)*( 3 mol CO2 / mol B2(CO3)3 )

⇒ n CO2 = 13.5 mol

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