What is the ∆g for the following reaction under standard conditions (t = 298 k) for the formation of nh4no3(s)?
2nh3(g) + 2o2(g) nh4no3(s) + h2o(l)
given:
nh4no3(s): ∆hf = -365.56 kj ∆sf = 151.08 j/k.
nh3(g): ∆hf = -46.11 kj ∆sf = 192.45 j/k.
h2o(l): ∆hf = -285.830 kj ∆sf = 69.91 j/k.
o2(g): ∆hf = 0.00 kj ∆sf = 205 j/k.
a. 186.6 kj
b. 6.9 kj
c. -10.4 kj
d. -126.3 kj
e. -382 kj
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