H2SO4 + NaNO3 -> HNO3 + (a) BaCl2 + 2(a) -> 2HCl + (b) + BaSO4 (b) + Ba(OH)2 -> 2(c) + BaSO4 2(c) + CuSO4 -> (d) + Na2SO4 (d) + 2HCl -> 2(e) + CuCl2

Question

H2SO4 + NaNO3 -> HNO3 + (a)
BaCl2 + 2(a) -> 2HCl + (b) + BaSO4
(b) + Ba(OH)2 -> 2(c) + BaSO4
2(c) + CuSO4 -> (d) + Na2SO4
(d) + 2HCl -> 2(e) + CuCl2

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aikhanh 1 tháng 2021-11-10T20:38:38+00:00 1 Answers 1 views 0

Answers ( )

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    2021-11-10T20:40:34+00:00

    Đáp án:

     

    Giải thích các bước giải:

    H2SO4 +NaNO3 → HNO3 + NaHSO4

    BaCl2 + 2NaHSO4 → 2HCl + Na2SO4 + BaSO4

    Na2SO4 + Ba(OH)2 → 2NaOH + BaSO4

    2NaOH + CuSO4 → Cu(OH)2 + Na2SO4

    Cu(OH)2 + 2HCl → 2H2O + CuCl2

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