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Chapter 2.5 Enthalpy
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Total cards: 8•Content version: v3•Public deck•Updated: 8/1/2026
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#1
Front (Question)
An exothermic reaction is one in which heat energy is
Back (Answer)
given out
#2
Front (Question)
An endothermic reaction is one in which heat energy is
Back (Answer)
taken in.
#3
Front (Question)
In an endothermic reaction the products have more energy than the reactants because
Back (Answer)
the energy has been absorbed
#4
Front (Question)
Combustion is an
Back (Answer)
exothermic reaction
#5
Front (Question)
Energy released during combustion can be calculated using
Back (Answer)
Eh = cmΔT
#6
Front (Question)
In the Eh = cmΔT equation, c is always
Back (Answer)
4.18 kj
#7
Front (Question)
In the Eh = cmΔT equation, m is
Back (Answer)
The mass of the water in kg (100cm3 = 0.1kg)
#8
Front (Question)
In the Eh = cmΔT equation, t is
Back (Answer)
the change in temperature