A scientist measures the standard enthalpy change for the following reaction to be -349.0 kJ : 2Na(s) + 2 H2O(l)------>2NaOH(aq) + H2(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O(l) is: __________  kJ/mol.

Chemistry: The Molecular Science
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ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter4: Energy And Chemical Reactions
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Problem 83QRT: The reaction enthalpy for oxidation of styrene, C8H8, has been measured by calorimetry. C8H8() + 10...
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A scientist measures the standard enthalpy change for the following reaction to be -349.0 kJ :

2Na(s) + 2 H2O(l)------>2NaOH(aq) + H2(g)

Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2O(l) is:

__________  kJ/mol.

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