![subject](/tpl/images/cats/himiya.png)
Chemistry, 20.12.2019 03:31 amayaiscool3886
Must show work for questions. also explain, i don't understand.
11. the heat combustion of acetylene, c2h2 (g), at 25°c, is -1299 kj/mol. at this temperature, ∆h_f° values for co2(g) and h2o(l) are -393 and -286 kj/mol, respectively. calculate ∆h_f° for acetylene.
12. consider the following data. use hess's law to find the change in enthalpy at 25°c for the following equation.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 20:30, Bradgarner772
18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*
Answers: 1
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:40, hardwick744
Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.
Answers: 2
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:30, joshua1255
Find the number of moles of argon in 364g of argon.
Answers: 2
You know the right answer?
Must show work for questions. also explain, i don't understand.
11. the heat combustion...
11. the heat combustion...
Questions in other subjects:
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.04.2021 20:40
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 20:40
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)