How Many Grams of Ethylene (C₂H₄) Would Have to Be $\rarr$

question 69

Multiple Choice

How many grams of ethylene (C₂H₄) would have to be burned to produce 450 kJ of heat
C₂H₄(g) + 3O₂(g) $\rarr$ 2CO₂(g) + H₂O(l) $\Delta$ H ^$\circ$ _rxn = -1411 kJ/mol

• A) 5.95 g
• B) 695 g
• C) 7.95 g
• D) 8.95 g
• E) None of the above

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