For a given reaction, DeltaH = 35.5 kJ m...

For a given reaction, `DeltaH = 35.5 kJ mol^(-1)` and `Delta S = 83.6 JK^(-1) mol^(-1)`. The reaction is spontaneous at (Assume that `DeltaH and DeltaS` do not vary with temperature)

`T lt 425K`

`T gt 425K`

all temperature

`T gt 298 K`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

THERMODYNAMICS & THERMOCHEMISTRY
VMC MODULES ENGLISH|Exercise Efficient|48 Videos
THERMODYNAMICS
VMC MODULES ENGLISH|Exercise JEE ADVANCED (ARCHIVE)|44 Videos

Similar Questions

Explore conceptually related problems

For a given reaction, Delta H = 35.5 kJ mol^(-1) and Delta S = 83.6 JK^(-1) mol(-1) . The reaction is spontaneous at : (Assume that Delta H and Delta S do not vary with temperature)

For a given reaction, DeltaH=35.5 KJ "mol"^(-1) and DeltaS=83.6 JK^(-1) "mol"^(-1) . The reaction is spontaneous at: (Assume that DeltaH and deltaS so not vary with temperature)

For A rarr B, DeltaH= 3.5 kcal mol^(-1), DeltaS= 10 cal mol^(-1) K^(-1) . Reaction is non spontaneous at

For the reaction at 298 K 2A+B rarr C DeltaH=400 kJ mol^(-1) and DeltaS=0.2 kJ K^(-1) mol^(-1) At what temperature will the reaction becomes spontaneous considering DeltaH and DeltaS to be contant over the temperature range.

The units of DeltaS are JK^(-1) mol^(-1) .

For the reaction, A(g) + B_2(g) rarr AB_2(g), delta S = 110 JK^(-1) mol^(-1), delta H = 55kg/mol. Reaction will be spontaneous at

In a chemical reaction, Delta H = 150 kJ and Delta S = 100 JK^(-1) at 300 K. Therefore, Delta G will be

If for a certain reaction triangle_rH is 30KJ mol^(-1) at 450K, the value of triangle_rS (in JK^(-1)mol^(-1)) for which the same reaction will be spontaneous at the same temperature is

For a reaction R_(1), Delta G = x KJ mol^(-1) . For a reaction R_(2), Delta G = y KJ mol^(-1) . Reaction R_(1) is non-spontaneous but along with R_(2) it is spontaneous. This means that

In conversion of limestone to lime , CaCO_3(s) rarrCaO(s)+CO_2(g) the values of DeltaH^@ and DeltaS^@ are +179.1 KJ/mol , 160.2J/K respectively at 298 K and 1 bar. Assuming that DeltaH^@ and DeltaS^@ do not change with temperature , temperature above which conversion of limestone to lime will be spontaneous is

VMC MODULES ENGLISH-THERMODYNAMICS & THERMOCHEMISTRY-Impeccable

for an endothermic reaction , energy of activation is E(alpha) an...
Text Solution
|
Which equation is correct for adiabatic process ?
Text Solution
|
For a given reaction, DeltaH = 35.5 kJ mol^(-1) and Delta S = 83.6 JK...
Text Solution
|
If W is the amount of work done by the system and q is the amount of h...
Text Solution
|
Thermodynamically the most stable form of carbon is (a) diamond , (b...
Text Solution
|
If 1 mole of an ideal gas expands isothermally at 37^(@)C from 15 litr...
Text Solution
|
The pressure of a gas is 100 k Pa. if it is compressed from 1 m^(3) t...
Text Solution
|
The heat liberated when 1.89 g of benzoic acid is burnt in a bomb calo...
Text Solution
|
The heat of combustion of liquid ethanol is -327.0 kcal calculate the ...
Text Solution
|
The amount of heat evolved when 500 cm^(3) 0.1 M HCl is mixed with 200...
Text Solution
|
The heats of neutralisation of four acids a, b, c and d when neutralis...
Text Solution
|
According to the second law of thermodynamics, a process (reaction) is...
Text Solution
|
Calculate the free energy change for the following reaction at 300 K. ...
Text Solution
|
Which one of the following is correct?
Text Solution
|
Which of the following is correct option for free expansion of an idea...
Text Solution
|
Enthalpy change for the reaction, 4H(g) to 2H2(g) is -869.6 kJ Th...
Text Solution
|
If the enthalpy change for the transition of liquid water to steam is ...
Text Solution
|
Based on the first law of thermodynamics, which one of the following i...
Text Solution
|
The enthalpy of solution of sodium chloride is 4 kJ mol^(-1) and its e...
Text Solution
|
Which reaction, with the following values of Delta H, Delta S, at 400 ...
Text Solution
|