Which of the following are redox reactions ? Explain your answer on the basis of changes...

Which of the following are redox reactions ? Explain your answer on the basis of changes in oxidation number.

1. CuSO₄ + 2NaOH → Cu(OH) ₂ + Na ₂SO₄

2. 2Al + 3MgSO₄ → 3Mg + Al ₂(SO₄)₃

3. 2(NH₄)₃PO₄ + 3Ba(NO₃)₂ → Ba ₃(PO₄)₂ + 6NH₄NO₃

4. 2HNO₃ + 3H₃AsO₃ → 2NO + 3H ₃AsO₄ + H₂O

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For the following reaction, 4.57 g of silver nitrate are mixed with excess copper. The reaction yields 2.29 gram of copper(II) nitrate What is the percent yield for this reaction?

Formula: % yield = (Actual yield/theoretical yield) x 100

2 AgNO₃(aq) + Cu(s) à Cu(NO₃)₂ (aq) + 2 Ag(s)

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Expert Solution

Hope it helps...pls do upvote

queen_honey_blossom answered 3 months ago

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