Consider the Reaction Between Acetylene, C₂H₂, and Oxygen in a Welding

question 53

Multiple Choice

Consider the reaction between acetylene, C₂H₂, and oxygen in a welding torch: 2C₂H₂(g) + 5O₂(g) $\rightarrow$ 4CO₂(g) + 2H₂O(g) If 5.4 moles of acetylene react with sufficient oxygen, how many grams of CO₂ should form?

• A)2.4 x 10² g
• B)9.5 x 10² g
• C)4.8 x 10² g
• D)1.5 x 10² g
• E)0.49 g

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