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Methane when burned reacting with oxygen produces carbon dioxide gas (1). When carbon dioxide is added to water in whichCa(OH)2 is dissolved (limewater) carbonate ions (CO3-2) are producedand then react with the calcium ions (Ca+2) to form the solid calcium carbonate (CaCO3) (2) - (3)
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CaCO3 is produced
when co2 reacts with lime water
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