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
mnsoomro
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
Enthalpy of combustion for food fuel and other compounds can be measured accurately by________________?
A. glass calorimeter
B. bomb calorimeter
C. thermometer
D. manometer
Submitted by :- Jamil Ahmed
Enthalpy change can be_________________?
A. calculated by Hess law
B. can be measured by calorimeter
C. both A and B
D. none
Submitted by :- Jamil Ahmed
Two fundamental ways to transfer energy are________________?
A. pressure and temperature
B. pressure and volume
C. heat and work
D. heat and volume
Submitted by :- Jamil Ahmed
Most of thermodynamic parameters are_________________?
A. system
B. surrounding
C. phase
D. state functions
Submitted by :- Jamil Ahmed
Enthalpy of a reaction can be measured by ____________________?
a. glass calorimeter
B. manometer
C. Barometer
D. thermometer
Submitted by :- Jamil Ahmed
Water has maximum density at __________________?
a. °C
B. 2°C
C. 4°C
D. 1°C
Submitted by :- Jamil Ahmed