Chemistry, 31.12.2019 00:31 mayamabjishovrvq9
Determine the heat of reaction (δhrxn) for the reaction of calcium carbonate (caco3) with hcl to produce co2 by using heat of formation data:
caco3 (s) + 2 hcl (g) → cacl2 (s) + co2 (g) + h2o (g)
Answers: 2
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![\Delta H^o=[n_{CaCl_2}\times \Delta H_f^0_{(CaCl_2)}+n_{CO_2}\times \Delta H_f^0_{(CO_2)}+n_{H_2O}\times \Delta H_f^0_{(H_2O)}]-[n_{CaCO_3}\times \Delta H_f^0_{(CaCO_3)+n_{HCl}\times \Delta H_f^0_{(HCl)}]](/tpl/images/0437/6894/d865d.png)
![\Delta H^o_{rxn}=[(1\times -877.1)+(1\times -393.51)+(1\times -285.8)]-[(1\times -1206.9)+(2\times -92.30)]=-164.9kJ](/tpl/images/0437/6894/ee64d.png)
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Determine the heat of reaction (δhrxn) for the reaction of calcium carbonate (caco3) with hcl to pro...
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