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Limestone, quicklime and slaked lime are three compounds. What are their chemical names and formulae?
Limestone = calcium carbonate CaCO3
Quicklime = calcium oxide CaO
Slaked lime = calcium hydroxide Ca(OH)2
Write a word and balanced symbol equation for the reaction of quicklime with water
Calcium oxide+water=calcium hydroxide
CaO(s)+ H2O(l) =Ca(OH)2(s)
Give two uses of limestone
Remove acidic impurities that are formed during the manufacturing of iron and steel and for crop production to rise the ph of soils that are acidic
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