Entropy & Gibbs

Quiz
•
Science
•
12th Grade
•
Medium
Standards-aligned

Sha Bi
Used 3+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
What is the definition of entropy?
Measure of disorder in a system
Internal energy stored within a system
Number of possible arrangements of particles and their energies in a system
The change in number of molecules and their energies in a system
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If any, is the entropy change of this reaction positive or negative?
Negative
No Change
Positive
Tags
NGSS.HS-PS1-4
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
How does increasing temperature affect entropy and why?
Entropy decreases as kinetic energy decreases, so particles are more stable
Entropy increases as kinetic energy increases, so energy arrangements of particles increase
Entropy decreases as kinetic energy increases, so level of disorder decreases
Entropy increases as kinetic energy decreases, so rate of reaction decreases
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the formula for Gibbs free energy?
G = H * TS
G = H - TS
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the standard unit for Gibbs free energy change?
KJ/mol
N/m
J/mol
mol/dm^3
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the standard unit for change in entropy?
J/mol
J/K/mol
Pa/s
W/K
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the standard unit for change in enthalpy?
J/dm^3
N/s
J/mol
J/K
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