Hess's Law
Quiz
•
Science
•
11th Grade
•
Medium
Standards-aligned
Richard Good
Used 33+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use the information in the image to answer this question.
The standard enthalpy of combustion of butane, in kJ mol−1, is
−2880
−2590
−806
−554
Tags
NGSS.HS-PS1-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use the information in the image to answer this question.
The value in kJ mol−1 of the enthalpy of thermal dissociation when butane forms propane, hydrogen and carbon is
−26.3
−17.5
+17.5
+21.2
Tags
NGSS.HS-PS1-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use the information in the image to answer this question.
The value in kJ mol−1 for the enthalpy of combustion of propane is
−211.7
−419.7
−2220
−2878
Tags
NGSS.HS-PS1-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Using the data below, which is the correct value for the standard enthalpy of formation for TiCl4(l)?
−1538 kJ mol−1
−1094 kJ mol−1
−750 kJ mol−1
+286 kJ mol−1
Tags
NGSS.HS-PS1-4
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
C(s) + O2(g) -> CO2(g) ∆H=a
H2(g) + ½O2(g) -> H2O(l) ∆H=b
C4H9OH(l) + 6O2(g) -> 4CO2(g) + 5H2O(l) ∆H=c
What is the enthalpy change for the reaction shown below?
4C(g) + 5H2(l) + ½O2(g) -> C4H9OH(l)
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
You are given these two equations:
2H2 + O2 → 2H2O ∆H = -572 kJ
H2 + O2 → H2O2 ∆H = -188 kJ
Tags
NGSS.HS-PS1-4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you multiply a chemical equation by 2, what is done to the heat of reaction?
multiplied by 1/2
multiplied by 2
nothing
Tags
NGSS.HS-PS1-4
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you flip a chemical reaction using Hess's Law, what is done to the heat of reaction value?
nothing
the sign is flipped
1/delta H
Tags
NGSS.HS-PS1-4
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