19. Which of the following would you expect to have the lowest v vapor pressure at 25°C?
(A)CH3OCH3
(B)CH3CH2OH
(C)CH3CH2CH3
(D)CH3CH2CH2CH3
(E)H2O
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統計: A(0), B(0), C(0), D(1), E(2) #2788667
統計: A(0), B(0), C(0), D(1), E(2) #2788667