Limestone

Limestone - and its uses What is limestone? It is a...

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and its uses
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What is limestone? It is a sedimentary rock It was formed mainly from sea shells It is the compound called calcium carbonate It is a useful raw material
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What can limestone be used for? Building walls Building houses Limestone is also used to make cement and concrete Neutralising excess acid in lakes or soils
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More about limestone Limestone is dug up out of the ground in quarries In Britain about 150 million tonnes of limestone are quarried each year Limestone is the compound calcium carbonate • It’s formula is CaCO 3 Limestone can be chemically changed into other things
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Heating limestone When limestone (calcium carbonate) is heated, it will break down (decompose) When something breaks down with heat we call this reaction a …. Thermal decomposition reaction Calcium carbonate will have broken down into calcium oxide and carbon dioxide We call calcium oxide quicklime
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A word equation for this reaction Calcium heat calcium carbon Carbonate oxide dioxide
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This note was uploaded on 11/09/2011 for the course CHEM 201 taught by Professor Peterson during the Fall '11 term at BYU.

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Limestone - and its uses What is limestone? It is a...

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