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Balance the following chemical reactions:

1. Pb(NO₃)₂ → PbO + NO₂ + O₂

2. CH₄ + O₂ → CO₂ + H₂O

3. Cu + AgNO₃ → Cu(NO₃)₂ + Ag

4. MnO₂ + HCl → MnCl₂ + H₂O + Cl₂

5. Pb(NO₃)₂ + NaCl → PbCl₂ + NaNO₃




Write the chemical reaction and balance it.

1. A solution of potassium chloride when mixed with silver nitrate solution, an insoluble

white substance is formed.

2. Copper sulphate on treatment with potassium iodide precipitates cuprous iodide(Cu₂l₂),

liberates iodine gas and also forms potassium sulphate.

Respuesta :

nktselepov

1. 2Pb(NO₃)₂ → 2PbO + 4NO₂ + O₂

2. CH₄ + 2O₂ → CO₂ + 2H₂O

3. Cu + 2AgNO₃ → Cu(NO₃)₂ + 2Ag

4. MnO₂ + 4HCl → MnCl₂ + 2H₂O + Cl₂

5. Pb(NO₃)₂ + 2NaCl → PbCl₂ + 2NaNO₃

1)

[tex]NaCl+AgNO_3=>NaNO_3+AgC\downarrow[/tex]

2)

CuSO_4+Cu_2Cl_2\neq>

[tex]CuSO_4+Cu_2l_2\neq[/tex]
1. I think is good answer
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