June 2018 NY Regents Chemistry Exam
44 Based on Table I, what is the ΔH value for the production of 1.00 mole of NO2(g) from its elements at 101.3 kPa and 298 K?
(1) +33.2 kJ
(2) -33.2 kJ
(3) +132.8 kJ
(4) -132.8 kJ
Solution: All we need to do is take a look at Table I and find the correct ΔH value for the correct equation.