Chemical thermodynamics
Authored by Sumathi Raja
Chemistry
11th Grade
NGSS covered
Used 171+ times
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20 questions
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1.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
A system which exchanges both matter and energy is called --- system
(a)
Tags
NGSS.HS-LS2-3
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Temperature is ----- property
Intensive property
Extensive property
Tags
NGSS.HS-PS3-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an isothermal process
Delta U=0
Q=0
T=0
none of these
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mathematical equation of first law of thermodynamics is
Here U means delta U
U=q+W
q=U+W
W=U+q
None of these
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Enthalpy H =
U-PV
U+PV
PV
PV-U
Tags
NGSS.HS-PS3-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Delta S >0 then reaction
Non spontaneous
Spontaneous
At equilibrium
None of these
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true for a closed system?
mass entering = mass leaving
mass does not enter or leave the system
mass entering can be more or less than the mass leaving
none of the mentioned
Tags
NGSS.HS-PS1-7
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