[Answer] The ΔE of a system that releases 12.4 J of heat and does 4.2 J of work on the surroundings is ________ J.4.216.6-8.212.4-16.6

Answer: -16.6

Most relevant text from all around the web:

The ΔE of a system that releases 12.4 J of heat and does 4.2 J of work on the surroundings is ________ J.4.216.6-8.212.4-16.6 Fri Mar 29 2013 · The ΔE of a system that releases 12.4 J of heat and does 4 0.2 J of work on the surroundings is _____ J ? I am stuck between 2 different answers. I have google them and have found both answers. The choices are -8.2 and -16.6. Can someone explain show math as to why they got this as the answer? I know heat released is a neg and exothermic not sure ... The Delta E of a system that releases 12.4 J of heat and does 4 0.2 J of work on the surroundings is J . A) -16.6 B) -8.2 C) 4 .2 D) 12.4 E) 16.6 Get more help from Chegg Fri Mar 29 2013 · The ΔE of a system that releases 12.4 J of heat and does 4 0.2 J of work on the surroundings is _____ J ? * The ΔE of a system that releases 12.4 J of heat anddoes 4 0.2 J of work on the surroundings is _____ J . The ΔE of a system that releases 12.4 J of heat and does 4 0.2 J of work on the surroundings is _____ J . A) 16.6 B) 12.4 C) 4 .2 D) -16.6 E) -8.2. A) 180.6. Given the following reactions N2 (g) + 2O2 (g) → 2NO2 (g) ΔH = 66.4 kJ 2NO (g) + O2 (g) → 2NO2 (g) ΔH = -114.2 kJ The ΔE of a system that releases 12.4 J of heat and does 4 0.2 J of work on the surroundings ...

Disclaimer: 

Our tool is still learning and trying its best to find the correct answer to your question. Now its your turn, "The more we share The more we have". Comment any other details to improve the description, we will update answer while you visit us next time...Kindly check our comments section, Sometimes our tool may wrong but not our users.

Are We Wrong To Think We're Right? Then Give Right Answer Below As Comment