Examine the data. N2(g) + 3H2(g) ⇌ 2NH3(g) ΔH° = −92 kJ ΔS° = −0.20 kJ/K Which of the given is correct about the ΔG° at 35 °C?

👨🏻‍🏫 學術台化學

[匿名]

2018-06-09 12:11 pm

回答 (1)

wanszeto

2018-06-09 12:31 pm

ΔG°
= ΔH° - TΔS°
= (-92 kJ) - [(273 + 35) K] × (-0.20 kJ/K)
= -30.4 kJ
= -30 kJ (to 2 sig. fig.)

👍 3 👎 0