已知苯的正常沸点及熔点分别为80.1℃及5.5℃,系统的熵变可以用公式ΔS<br/>= ΔH/T计算的过程是(<br/>) A: C6H6(l,298 K, po)→ C6H6 (g,298 K, po) B: C6H6(l,298 K, po)→ C6H6 (s,298 K, po) C: C6H6(l,353.2 K, po)→ C6H6 (g,353.2 K, po) D: C6H6(l,373 K, po)→ C6H6 (g,373 K, po)
已知苯的正常沸点及熔点分别为80.1℃及5.5℃,系统的熵变可以用公式ΔS<br/>= ΔH/T计算的过程是(<br/>) A: C6H6(l,298 K, po)→ C6H6 (g,298 K, po) B: C6H6(l,298 K, po)→ C6H6 (s,298 K, po) C: C6H6(l,353.2 K, po)→ C6H6 (g,353.2 K, po) D: C6H6(l,373 K, po)→ C6H6 (g,373 K, po)
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