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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