Home
Class 12
CHEMISTRY
Predict whether the reaction CO((g)) + H...

Predict whether the reaction `CO_((g)) + H_2O_((g)) to CO_(2(g)) + H_(2(g))` is spontaneous or not. The standard free energies of formation of `CO_((g)), H_2O_((g)) and CO_(2(g))` are – 137.27, –228.6 and –394.38 kJ `mole"^(-1)` respectivley.

Text Solution

Verified by Experts

`Delta_r^@ = - 28.51 kJ`
Promotional Banner

Similar Questions

Explore conceptually related problems

For the reaction : C(s) + O_(2)(g) rarr CO_(2)(g)

Calculate the standard free energy change of the reaction : 4NH_(3(g)) + 5O_2 to 4NO_((g)) + 6H_2O_((l)) and predict on the feasibility of the reaction. Standard free energies of formation of NH_(3(g)),NO_((g)) and H_2O_((l)) are 16.65, 86.61, –237.20 kJ. "mole"^(-1) respectively.

For the reaction : CO(g)+2H_(2)(g)hArr CH_(3)OH(g)

In a fuel cell methanol is used as fuel and oxygen is used as an oxidiser. The reaction is : CH_(3)OH(l)+(3)/(2)O_(2)(g)rarr CO_(2)(g)+2H_(2)O(l) At 298 K, standard Gibb's energies of formation for CH_(3)OH(l), H_(2)O(l) and CO_(2)(g) are -166.2, - 237.2 and -394.4 kJ/mol respectively. If standard enthalpy of combustion of methanol is - 726 kJ/mol, effeciency of the fuel cell will be :

The standard entropy change for the reaction C_3H_(6(g)) + 9/2O_(2(g)) to 3CO_(2(g)) + 3H_2O_((l)) is – 339.23 JK-1 at 25^@C . Calculate the standard reaction enthalpy change if the standard Gibbs energy of formation of C_3H_(6(g)), CO_(2(g)) and H_2O_((l)) are 62.78, – 394.36 and –237.13 kJ. "mol"^(–1) respectively.

Complete the reaction: CO(g)+H_(2)O(g)overset(Delta)(to)

The standard entropy change Delta S_r^@ for CH_(4(g)) + 2O_(2(g)) to CO_(2(g)) + 2H_2O_((l)) is -242.98 JK^(-1) at 25^@C . Calculate the standard reaction enthalpy for the above reaction if standard Gibbs energy of formation of CH_(4(g)), CO_(2(g)) and H_2O_((l)) are -50.72, -394.36 and - 237.13 kJ mol^(-1) respectively.

In the reaction : CO_(2)(g) + H_(2)(g) hArr CO(g) + H_(2)O(g) , Delta H = 2.8 kJ . Delta H represents