Chemistry, 07.10.2019 06:00 braddog5450

Which of the following reactions is endothermic?

h2(g) + ½ o2(g)h2o(g),h = -57.82 kcal
½n2(g) + o2(g) + 8.1 kcalno2(g)
½ n2(g) + 3/2 h2(g)nh3(g) + 11.0 kcal
c(diamond)+ o2(g)co2,h = -94.50 kcal

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Which of the following reactions is endothermic?

h2(g) + ½ o2(g)h2o(g),h = -57.82 kcal<...