
How many grams of CO2 are in 2.1 mol of the compound?
A. 21.0 g
B. 44.0 g
C. 66.0 g
D. 92.4 g
(See answer below)

1 mole CO2 = 44.0096 grams CO2 (molar mass of CO2)
Therefore,
2.1 mol CO2 x (44.0096 grams CO2/1 mole CO2) = 92.4 grams CO2 - > D
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