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Chemistry, 24.07.2021 05:30 xojade

Cho 200 gam dung dịch NaOH 4% tác dụng vừa đủ với dung dịch axit H2SO4 0,2M. a. Tính thể tích dung dịch axit cần dùng ?
b. Biết khối lượng của dung dịch axit trên là 510 gam. Tính nồng độ % của chất có trong dung dịch sau phản ứng ?

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Cho 200 gam dung dịch NaOH 4% tác dụng vừa đủ với dung dịch axit H2SO4 0,2M. a. Tính thể tích dung...

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