单项选择题

弱酸性阿司匹林的pKa为3.4,它在pH=1.4的胃液中,约可吸收(血浆pH=7.4):()
A.0.1%
B.99.9%
C.1%
D.10%
E.0.01%

A.4,它在pH=1.4的胃液中,约可吸收(血浆pH=7.4):()
A.0.1%
B.99.9%
C.1%
D.10%
E.0.01%
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