Problem: Given the chemical reaction: C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(g)                 ΔH = −2044 kJ How much energy would be released if 2.0 moles of O 2 were reacted? A. 8.2 * 10 2 kJ B. 2.1 * 10 3 kJ C. 4.1 * 10 3 kJ D. 2.0 * 10 4 kJ E. 1.3 * 10 5 kJ

Problem Details

Given the chemical reaction:

C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(g)                 ΔH = −2044 kJ

How much energy would be released if 2.0 moles of O 2 were reacted?

A. 8.2 * 10 2 kJ

B. 2.1 * 10 3 kJ

C. 4.1 * 10 3 kJ

D. 2.0 * 10 4 kJ

E. 1.3 * 10 5 kJ

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Thermochemical Equation concept. You can view video lessons to learn Thermochemical Equation. Or if you need more Thermochemical Equation practice, you can also practice Thermochemical Equation practice problems.

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Based on our data, we think this problem is relevant for Professor Alghoul's class at GSU.