Question 1
Use the information provided to determine Δ
rH° for the following reaction:
| DfH° (kJ mol-1) | 3Fe2O3(s) + CO(g) → 2Fe3O4(s) + CO2(g) | ΔrH° = ? |
◦ -111 kJ mol
-1◦ +277 kJ mol
-1◦ -577 kJ mol
-1◦ +144 kJ mol
-1◦ -47 kJ mol
-1Question 2
Which of the following is not a major contributor to energy consumption?
◦ residential
◦ transportation
◦ commercial
◦ industrial
◦ atmospheric