Science Homework Help
Science Homework Help. spontaneous at low or high temperatures
1) 3 O2 (g) arrow 2 O3 (g) Ho = 286 kJ and So = – 137 J/K
2) 2 Na(s) + Cl2 (g) arrow 2 NaCl(s) Ho = – 822.2 kJ and So = – 181.7 J/K
3) 2 H2O2 (l) arrow 2 H2O(l) + O2 (g) Ho = -196 kJ and So = 125 J/K
4) 2 N2O(g) + O2 (g) arrow 4 NO(g) Ho = 197.1 kJ and So = 198.2 J/K
A) Spontaneous at all temperatures
b) Nonspontaneous at all temperatures
C) Spontaneous only at low temperature
D) Spontaneous only at high temperature
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