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When Limestone is heated it undergoes thermal decomposition and releases CO2. ... The colour changes in the Limestone from Grey to the white of Calcium Oxide or Quicklime. When water is added to the Calcium oxide, heat is given out and Slaked Lime is formed. This is dissolved in water to give Limewater...
CaCO3 --------> CaO + CO2
CaCO3 --------> CaO + CO2
simran999910:
where is balanced equation
its already balanced
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