WorksheetsCh 21 Part 6 Thermochemistry A Check 1
Total questions: 9
Worksheet time: 15mins
Name
Class
Date
1.
Is heat taken in or released in an endothermic reaction?
a)
taken in
b)
released
2.
Label any 3 parts of this Bomb Calorimeter
3.
Is ΔH + or – for an exothermic reaction?
a)
ΔH = +
b)
ΔH = -
4.
Which is more general, heat of reaction or heat of combustion?
a)
Heat of reaction
b)
Heat of combustion
5.
Explain why?
4 lines
6.
Give two important things to note about heat of combustion?
4 lines
7.
Is this equation the heat of combustion for butane?
a)
Yes, there is excess oxygen
b)
Yes butane is combusted and heat is given off
c)
No, there isn't enough oxygen (unbalanced equation)
d)
No, there is more than 1 mole of butane
8.
Balance this combustion equation for octane
9.
What type of reaction is this energy profile diagram of?
a)
Endothermic
b)
Exothermic
100 %
