posted by AnthoniiEllis on .
What is DH°rxn for the following reaction, CH4(g) + 2 O2(g) ---> CO2(g) + 2 H2O(l), given
DH°f[CH4(g)] = -74.8 kJ; ...DH°f[CO2(g)] = -393.5 kJ; ...DH°f[H2O(l)] = -285.5 kJ.
a. ) -604.2 kJ
b. ) 869.7 kJ
c. ) -997.7 kJ
d. ) -889.7 kJ
e. ) 997.7
Raymonddd, AnthoniiEllis, Jenny B, Douglas, or whoever,
Please type your subject in the School Subject box. Any other words are likely to delay responses from a teacher who knows that subject well.
Please also note that we don't do students' homework for them. Be sure to go back into your textbook or use a good search engine. http://hanlib.sou.edu/searchtools/
Once YOU have come up with attempted answers to YOUR questions, please re-post and let us know what you think. Then someone here will be happy to comment on your thinking.