WorksheetsChemical thermodynamics
Total questions: 8
Worksheet time: 4mins
Name
Class
Date
1.
A system which exchanges both matter and energy is called --- system
(a)
2.
Temperature is ----- property
a)
Intensive property
b)
Extensive property
3.
In an isothermal process
a)
Delta U=0
b)
Q=0
c)
T=0
d)
none of these
4.
Mathematical equation of first law of thermodynamics is
Here U means delta U
a)
U=q+W
b)
q=U+W
c)
W=U+q
d)
None of these
5.
Enthalpy H =
a)
U-PV
b)
U+PV
c)
PV
d)
PV-U
6.
Delta S >0 then reaction
a)
Non spontaneous
b)
Spontaneous
c)
At equilibrium
d)
None of these
7.
Solve the following
a)
-24kJ
b)
24kJ
c)
-25kJ
d)
25kJ
8.
Delta S >0 then reaction
a)
Non spontaneous
b)
Spontaneous
c)
At equilibrium
d)
None of these
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