已知298K下△fHmΘ(CH3OH, l)= -238.66 kJ·mol-1, △fHmΘ(CH3OH, g)= -200.66 kJ·mol-1, 则在同一温度下甲醇的标准摩尔气化焓△vapHmΘ(CH3OH)为： A: -38.00 kJ·mol-1 B: 38.00 kJ·mol-1 C: 19.00 kJ·mol-1 D: -19.00 kJ·mol-1
已知298K下△fHmΘ(CH3OH, l)= -238.66 kJ·mol-1, △fHmΘ(CH3OH, g)= -200.66 kJ·mol-1, 则在同一温度下甲醇的标准摩尔气化焓△vapHmΘ(CH3OH)为： A: -38.00 kJ·mol-1 B: 38.00 kJ·mol-1 C: 19.00 kJ·mol-1 D: -19.00 kJ·mol-1
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