ThermodynamicsMedium

Question

At 300 K, the reactions which have the following values of thermodynamic parameters, occur spontaneously.

Options

A.ᐃG^o = - 400 kJ mol^-1

B.ᐃH^o = 200 kJ mol^-1, ᐃS^o = - 4 JK^-1mol^-1

C.ᐃH^o = - 200 kJ mol^-1, ᐃS^o = - 4 JK^-1mol^-1

D.ᐃH^o = 200 kJ mol^-1, ᐃS^o = 40 JK^-1mol^-1

Solution

= ᐃG^o = - ive for option A, and C

Create a free account to view solution

View Solution Free

Topic: Thermodynamics·Practice all Thermodynamics questions

More Thermodynamics Questions

Ammonium chloride when dissolved in water leads to cooling sensation. The dissolution of NH4Cl at constant temperature i...According to second law of thermodynamics, heat is partly converted into useful work and part of it...The internal energy change when a system goes from state A to B is 40 kJ/ mol. If the system goes from A to B by a rever...For a reaction to be spontaneous at all temperatures...Given the following entropy values (in J/K-mol) at 298 K and 1 atm H2(g) = 130.6, Cl2(g) = 223.0 and HCl(g) = 186.7. The...