Write the word equation for the following chemical reactions a) Respiration is a chemical change b) limestone powder disappears on adding dilute hydrochloric acid.
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oxygen + carbon dioxide + hydrogen of oxygen is equal to C6 h12 o6 + O2 is equals to zero 2 + H2O is a chemical change
limestone
caco3 + 2 HCL gives rise to c AC 12 + CO2 + H2O
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