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This’s a chair .改错

分类: 作业答案 • 2023-01-21 04:52:25

问题描述：

This’s a chair .改错

答

This is a chair.
This is 不能缩写.

telegrapher's equation是什么意思
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FeS的电离中c(Fe+)*c(s2-)=6.25*10^-18,又知溶液中,[c(H+)]^2*c(S2-)=1*10^-22现将适量的FeS,投入饱和溶液中,要使溶液的c(Fe2+)达到1mol/L,应调节溶液的PH为多少?
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FeS饱和溶液中c(Fe2+)c(S2与c（H+）*c(OH-)=Kw类似,FeS饱和溶液中c（Fe2+)*c(S2-)=Ksp.常温下Ksp=8.1*10-17.理论上FeS的溶解度为?而事实上其浓度远大于这个数值,其原因可能是?
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有没有黑洞?
The bed_____the right is yours.

This’s a chair .改错

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