Chemistry

12 July, 19:12

1. For the balanced equation shown below, how many moles of O2 will react with 0.3020 moles of CO2?

2C2H5OH + 6O2 → 4CO2 + 6H2O

A. 0.151 moles O2

B. 0.201 moles O2

C. 0.302 moles O2

D. 0.453 moles O2

2. How much heat is required to convert 74 grams of ice at - 4 C into 74 grams of water at 52 C?

Use the information below:

Hf = 334 J/g

A. 606 J

B. 24,716 J

C. 4000 J

D. 41, 406 J

+5

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