sir urgent

Asked by | 20th Mar, 2012, 12:47: PM

Expert Answer:

When water is saturated with carbondioxide

CaCO₃ + CO₂ + H₂O ? Ca(HCO₃)2

When excess of sodium carbonate is added to calcium chloride

Na₂CO₃+CaCl₂=NaCl+CaCO₃

Answered by | 27th Mar, 2012, 02:10: AM

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