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Calculate the Standard Enthalpy of Sublimation (Δsub H°)at 298K for Water

Question 13

Multiple Choice

Calculate the standard enthalpy of sublimation (Δsub H°) at 298K for water using the following thermochemical equations
H2O(s) = H2O(l) ;Δfus H° = +6.1 kJ mol-1
H2O(l) = H2O(g) ;Δvap H° = +44.0 kJ mol-1


A) +37.9 kJ mol-1
B) -37.9 kJ mol-1
C) +50.1 kJ mol-1
D) +44.0 kJ mol-1

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