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The energy from 0.015 moles of octane was used to heat 250 grams of water. The temperature of the water rose from 293.0 K to 371.2 K. What is the enthalpy of combustion of octane? The specific heat capacity of water is 4.18 J/K g.

A. -5448 kJ/mol
B. 1226 kJ/mol
C. -1226 kJ/mol
D. 293.25 kJ/mol

User Poliquin
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2 Answers

3 votes

Answer:

A.) -5448 kJ/mol

Step-by-step explanation:

I got it correct on founders edtell

User Ravi Khandelwal
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6 votes
I would probably go with B but it also might be D
User Jsonfry
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