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【答案】应助回帖
hxwfly2009(金币+3): 谢谢 2011-07-17 15:25:24
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1磷酸二氢钾1.3609g,2磷酸氢二钾2.2822g,即为0.1mol,pH4.49配比10:0,pH5.29配比9.75:0.25,pH5.59配比9.5:0.5,pH5.91配比9:1,pH6.24配比8:2,pH6.47配比7:3,pH6.64配比6:4,pH6.81配比5:5,pH6.98配额比4:6,pH7.17配比3:7,pH7.38配比2:8,pH7.73配比1:9,pH8.04配比0.5:9.5,pH9.18配比0:10,配比前面是1的量,后面是2的量。 |
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