Following data is known about melting of...

Following data is known about melting of a compound AB`.DeltaH=9.2kJmol^(-1),DeltaS=0.008kJK^(-1)mol^(-1)` Its melting point is

736 K

1050 K

1150 K

`1150^(@)C`

Text Solution

Verified by Experts

The correct Answer is:

`DeltaG=DeltaH-T Delta S`

Topper's Solved these Questions

THERMODYNAMICS
NARAYNA|Exercise Level -II (C.W)|41 Videos
THERMODYNAMICS
NARAYNA|Exercise Level -III|64 Videos
THERMODYNAMICS
NARAYNA|Exercise C.U.Q|122 Videos
STRUCTURE OF ATOM
NARAYNA|Exercise EXERCISE - IV EXEMPLAR PROBLEMS|24 Videos

Similar Questions

Explore conceptually related problems

The following data is known about the melting of KCl: DeltaH=7.25kJ" "mol^(1) and DeltaS=+0.007JK^(-1)" "mol^(-1) Calcualt eits melting point.

The following data is known for melting of KCI: DeltaS^(Theta) = 0.007 kJ K^(-1) mol^(-1), DeltaH^(Theta) = 7.25 kJ mol^(-1) Calculate the melting point of KCI .

For a reaction DeltaH=+29kJ" "mol^(-1),DeltaS=-35KJ^(-1)" "mol^(-1) at what temperature, the reaction will be spontaneous?

DeltaH=30kJmol^(-1), DeltaS=75J//K//mol. "find boiling temperature at" 1atm:

The temperature in K at which DeltaG=0 for a given reaction with DeltaH=-20.5 kJ mol^(-1) and DeltaS=-50.0 JK^(-1) mol^(-1) is

The values of DeltaH and DeltaS for two reactions are given below: Reaction A : DeltaH =- 10.0 xx 10^(3)J mol^(-1) DeltaS = +30 J K^(-1) mol^(-1) Reaction B: DeltaH =- 11.0 xx 10^(3)J mol^(-1) DeltaS =- 100J K^(-1) mol^(-1) Decide whether these reactions are spontaneous or not at 300K .

For a given reaction DeltaH=35.5kJmol^(-1) and DeltaS=83.6JK^(-1)mol^(-1) .The reaction is spontaneous at :(Assume that DeltaH and DeltaS do no vary with temperature)

Calculate the entropy changes of fustion and vaporisation for chlorine from the following data: Delta_(fus)H = 6.40 kJ mol^(-1) , melting point =- 100^(@)C Delta_(vap)H = 20.4 kJ mol^(-1) , boiling point =- 30^(@)C

NARAYNA-THERMODYNAMICS-Level -I (C.W)

Human body requires 2370 k.cal of energy daily. If the heat of combusi...
Text Solution
|
Energy required to dissociate 4 gms of H(2)(g) into free atoms is 208 ...
Text Solution
|
The enthalpy change when 1.00 g of water freezes at 0^(@)C and 1.00 at...
Text Solution
|
Deltax is given by : Deltax= ("hydration energy")+("lattice energy")...
Text Solution
|
The bond energy of an O -H bond is 109 K. cal "mole"^(-1). When a mole...
Text Solution
|
The heat of atomisation of PH(3) is 228 K cal/mol and that os P(2)H(4)...
Text Solution
|
When enthalpy and entropy change for a chemical reaction are -2.5 xx10...
Text Solution
|
The enthalpy and entropy change for the reaction, Br(2)(l)+Cl(2)(g)r...
Text Solution
|
If Delta H("vap") of pure water at 100^(@)C is 40.627 kJ mol^(-1). The...
Text Solution
|
The temperature at which the reaction Ag(2)O(s) rarr 2Ag(s) +1/2 O(2...
Text Solution
|
The latent heat of fusion of ice is 5.99 kJ/mol at its melting point. ...
Text Solution
|
The entropy change for the conversion of 1 mole of alpha-" tin" (at 13...
Text Solution
|
DeltaH (vap) for water is 40.7 kJ mol^(-1). The entropy of vapourisati...
Text Solution
|
Following data is known about melting of a compound AB.DeltaH=9.2kJmo...
Text Solution
|
Combustion of hydrogen in a fuel cell at 300 K is represented as 2H(2(...
Text Solution
|
What will be the value of Delta G^(@). If equilibrium constant for a r...
Text Solution
|
Zn((s))+Cu((aq))^(+2) rarr Cu((s))+Zn((aq))^(+2) given that Delta(f)...
Text Solution
|
CO((g))+1/2 O(2) (g) rarr CO(2(g)) DeltaH=-67.37 K.cal at 25^(@)C th...
Text Solution
|
The standard Gibb's free energy change, DeltaG^(@) is related to equil...
Text Solution
|
What is the free energy change, 'DeltaG' When 1.0 mole of water at 100...
Text Solution
|