第七章单元测试
- Enthalpy is a state function.（ ）
- The standard enthalpy of formation of a pure element in its reference form is 0.（ ）
- NH4NO3(s) could be used for melting ice. （ ）
- Exothermic process means that heat absorbed by the system from the surroundings.（ ）
- H2O (s)→ H2O (l) DH = 6.01 kJ/mol It means that 6.01 kJ are absorbed for every 1 mole of ice that melts at 0°C and 1 atm.（ ）
A:对 B:错
答案:对
A:对 B:错
A:错 B:对
A:对 B:错
A:对 B:错
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