Determine the mass of co2 produced by burning enough carbon (in the form of charcoal) to produce 450 kj of heat. c (s) + o2 (g) ? co2 (g) ? h? rxn=?393.5kj

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Chemistry

Aubree Parker

6 February, 22:19

Determine the mass of co2 produced by burning enough carbon (in the form of charcoal) to produce 450 kj of heat. c (s) + o2 (g) ? co2 (g) ? h? rxn=?393.5kj

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Kendall Floyd · Answer 1

C + O₂ = CO₂ + 393.5 kJ

1 mol CO₂ - 393.5 kJ

n mol CO₂ - 450 kJ

n (CO₂) = 450*1/393.5=1.1436 mol

M (CO₂) = 44.01 g/mol

m (CO₂) = n (CO₂) M (CO₂)

m (CO₂) = 1.1436*44.01=50.33 g