Question

stion 4 Given the equation below, what is A4 for burning 8.0 g of C2H2 (g) in excess 02 (g)? AN=-2600 kJ 2 C2H2(g) +502(g) +
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Answer #1

8 gm Cat2 a moles of , modan mass of caH₂ = 26 g/mol CQH 2= 8 = 0-308 males 2C2H2 + 5O2 + 4CO2 + 2H2O, OH = -2600 ka OH = -26

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