單項選擇題

25℃時,0.01m糖水的滲透壓為p1,0.01m食鹽水的滲透壓為p2,則p1與p2有何關(guān)系?()

A.p1>p2
B.p1<p2
C.p1=p2
D.無確定關(guān)系

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