If 3 moles of a compound use 12 J of energy in a reaction, what is the Hreaction in kJ/mol?

A. -4 kJ/mol
B. -0.004 kJ/mol
C. 0.004 kJ/mol
D. 4 kJ/mol

9 answers

12J/3mol = 4J/mol and divide by 1000 to convert to kJ.

whats the answer?

**GUYS, B IS NOT THE CORRECT ANSWER!!!**

The answer that is correct:
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| C. 0.004. |
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trust me.

Its C, 0.004

no it was be -o.004 kj/mol

Taking a quiz now it’s C

The answer is B I just got done taking the quiz and I got it right 😊

0.004. The answers may be in a different order.

0.004 kJ/mol

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