Home
Class 12
CHEMISTRY
The heat change for the following reacti...

The heat change for the following reaction at 298 K and constant pressure is +7.3 kcal.
`A_(2)B(s) to 2A(s)+1/2B_(2)(g), triangleH=+7.3"Kcal"`
The heat change at constant volume would be

A

7.3 Kcal

B

Less than 7.3 Kcal

C

Zero

D

Infinite

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise IN - CHAPTER EXERCISE - K|10 Videos

  • CHEMICAL THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise IN - CHAPTER EXERCISE - L|10 Videos

  • CHEMICAL THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise IN - CHAPTER EXERCISE - I|10 Videos

  • CHEMICAL KINETICS

    VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|52 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    VMC MODULES ENGLISH|Exercise JEE ADVANCE (ARCHIVE)|30 Videos

Similar Questions

Explore conceptually related problems

The heat change for the following reaction at 298 K and constant pressure is +7.3 kcal A_(@)B(s)to2A(s)+(1)/(2)B_(2)(g) , DeltaH=+7.3 kcal The heat change at constant volume would be

The heat change for the reaction C(s)+2S(s)toCS_(2)(l) is called the heat of

The heat of combustion of H_(2)(g) at constant pressure and 300k is -280kJ mol^(-1) . What will be the heat of combustion at constant volume and at 300K ?

The heat change during the reaction 24g C and 128g S following he change C+S_(2)rarr CS_(2) , Delta H=22K cal

For combustion of 1 mole of benzene at 25^(@)C , the heat of reaction at constant pressure is -780.9" kcal." What will be the heat of reaction at constant volume ? C_(6)H_(6(l))+7(1)/(2)O_(2(g))rarr 6CO_(2(g))+3H_(2)O_((l))

The molar specific heat at constant pressure of an ideal gas is (7//2 R) . The ratio of specific heat at constant pressure to that at constant volume is

Calculate heat of the following reaction at constant pressure, F_(2)O(g)+H_(2)O(g)rarrO_(2)(g)+2HF(g) The heats of formation of F_(2)O(g),H_(2)O(g) and HF(g) are 5.5 kcal-57kcal and -64 kcal repectively.

Heat of combustion of ethanol to give CO_2 and water at constant pressure and 27^@C is 327 kcal. How much heat is evolved in (cal) in combustion at constant volume at 27^@C ?

For the reaction 1/8 S_(8)(s) + 3/2O_(2)(g) rightarrow SO_(3)(g), the difference of heat change at constant pressure and constant volume at 27 ^(@)C will be.

The ratio K_(p) to K_( c) of a reaction is 24.63 L atm mol^(-1) at 27^(@) C. If heat of reaction at constant pressure is 98.8 kcal, what is the heat of reaction (in kcal) at constant volume?