Please tell chemical answers
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Answer:
Co²+Ca(OH)²
Explanation:
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Q.2)
a) CuSO4 + Fe----------> FeSO4 + Cu
b) CO2 + Ca(OH)2-----> CaCO3 + H2O
c) 4 Fe + 3O2 + 2H2O--------> 2Fe2O3.H2O
d) CH3COOH + NaHCO3---------> CH3COONa + H2O + CO2
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