Thermochemistry Practice
Authored by Lisa Thompson
Science
10th Grade
NGSS covered
Used 1+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What kind of graph is this?
endothermic
exothermic
Tags
NGSS.HS-PS1-4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the formula for calculating heat?
q = mcΔT
H = ΔH x moles
H = ΔH x grams
products - reactants
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
H2 + Cl2 --> 2 HCl + 1845 kJ
Is this reaction endothermic or exothermic?
Endothermic
Exothermic
Tags
NGSS.HS-PS1-4
NGSS.HS-PS3-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
H2 + 2 C + N2 + 270.3 kJ --> 2 HCN
Is this reaction endothermic or exothermic?
Endothermic
Exothermic
Tags
NGSS.HS-PS1-4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
H2 + ½ O2 --> H2O + 285kJ is an example of a(n)
Electrical equation
Heat equation
Thermochemical equation
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the enthalpy ter (ΔH) is negative the reaction is ____.
Endothermic
Exothermic
Neutral
Tags
NGSS.HS-PS3-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ΔH is the same thing as:
temperature
q
m
C
Tags
NGSS.HS-PS3-1
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