The environment in which a system is studied is __________________?
A. State function
B. phase
C. surrounding
D. state
Submitted by :- Jamil Ahmed
CHEMISTRY
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If internal energy of the system is increased ____________________?
A. Change in state of the system is increased
B. Temperature of the system may rise
C. Chemical reaction may take place
D. All
Submitted by :- Jamil Ahmed
Which one is not state function ________________?
A. Internal energy
B. Enthalpy
C. Gibbs free energy
D. Work
Submitted by :- Jamil Ahmed
Which is not heterocyclic compound _______________?
A. Furan
B. Thiophene
C. Benzene
D. Pyridine
Submitted by :- Jamil Ahmed
the fractional distillation of petroleum produces gasoline up to ________________?
A. 1%
B. 15%
C. 20%
D. 30%
Submitted by :- Jamil Ahmed
Unit of heat in SI system is________________?
A. J
B. KCaL
C. Cal
D. GJ
Submitted by :- Jamil Ahmed
Total energy of a system is_________________?
A. P.E + K.E
B. P.E + heat energy
C. K.E + heat energy
D. P.E + mechanical energy
Submitted by :- Jamil Ahmed
CuSO4 + Zn ZnSO4+Cu is___________________?
A. Spontaneous reaction
B. Non-spontaneous reaction
C. Endothermic
D. Exothermic
Submitted by :- Jamil Ahmed
State function the macroscopic property of system depends upon________________?
A. path of reaction
B. initial state
C. final state
D. initial and final state
Submitted by :- Jamil Ahmed
When enthalpy of reactants is higher than product then reaction will be________?
A. endothermic
B. spontaneous
C. non-spontaneous
D. exothermic
Submitted by :- Jamil Ahmed