纯净胃液pH值为A.0.9~1.5 B.1.5~2.5 C.2.5~3.5

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问题 纯净胃液pH值为A.0.9~1.5B.1.5~2.5C.2.5~3.5D.3.5~5.0E.5.0~6.0

选项 A.0.9~1.5
B.1.5~2.5
C.2.5~3.5
D.3.5~5.0
E.5.0~6.0

答案 A

解析 纯净胃液pH值为0.9~1.5。
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