阿伏加德罗常数Avogadro'number 阿伏加德罗定律Avogadro law 半衰期 half time period 饱和液体saturated liquids 饱和蒸气saturated vapor 饱和吸附量saturated extent of adsorption 饱和蒸气压saturated vapor pressure 吉布斯-亥姆霍兹方程Gibbs-Helmhotz equation 键焓 bond enthalpy 胶体colloid 胶体分散系统dispersion system of colloid 胶体化学collochemistry