Chemistry - Thermochemistry Question with Solution | TestHub
ChemistryThermochemistryEnthalpy of solution/dilution/hydrationMedium2 minQB
ChemistryMediumsingle choice
The enthalpy of solution of and are and respectively. The enthalpy change for the following reaction is:
Options:
Answer:
D
Solution:
BaCl₂(s) + aq. Ba²⁺(aq) + 2Cl⁻(aq) ; …(1)
BaCl₂·2H₂O(s) + aq. Ba²⁺(aq) + 2Cl⁻(aq) + 2H₂O ; …(2)
Subtracting (2) from (1):
BaCl₂(s) + 2H₂O BaCl₂·2H₂O ;
.
Stream:JEESubject:ChemistryTopic:ThermochemistrySubtopic:Enthalpy of solution/dilution/hydration
⏱ 2mℹ️ Source: QB
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