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  • 19-09-2018
  • Chemistry
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A chemical reaction gives off 2100 kg of heat energy how many calories

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kenmyna
kenmyna kenmyna
  • 28-09-2018

The chemical reaction that gives off 2100 Kg of heat energy has 501.9126 calories


calculation

convert KJ to  calories

that is

          1 KJ  =  0.239006 calories

        2100KJ= ?  calories

by close multiplication

= (2100 kj  x 0.239006)÷ 1 kj  =501.9126 calories

Answer Link

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