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The propane fuel (C3H8)used in gas barbeques burns according to the following thermochemical equation: C 3 H 8 (g)+5O 2 (g)3CO 2 (g)+4H 2 O(g),Hrxn=2217kJ

The propane fuel (C3H8)used in gas barbeques burns according to the following thermochemical equation: C₃H₈(g)+5O₂(g)3CO₂(g)+4H₂O(g),Hrxn=2217kJ

If a pork roast must absorb 1.51031.5103 kJkJ to fully cook, and if only 14 %% of the heat produced by the barbeque is actually absorbed by the roast, what mass of CO2CO2 is emitted into the atmosphere during the grilling of the pork roast?

Express your answer in grams to two significant figures.

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