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19-12-2022
Chemistry

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a scientist measures the standard enthalpy change for the following reaction to be -100.0 kj : 4hcl(g) o2(g) 2h2o(g) 2 cl2(g) based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of hcl(g) is kj/mol.

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