WorksheetsThermochemistry Practice
Total questions: 15
Worksheet time: 21mins
Is this reaction endothermic or exothermic?
Q= m c ∆T
The units for specific heat are:
If two objects have different temperatures when they come in contact, heat will flow from the warmer object to the cooler one UNTIL ____________
one reaches a temperature of zero
they both have an equal temperature
one runs out of energy
If the specific heat of water is 4.18 J/g∙°C, how much heat is required to increase the temperature of 1.2 kg of water from 23 °C to 39 °C?
-80,256 J
80.256 J
80,256 J
-80.256 J
The specific heat of water is 4.18 J/g°C.
If 980. J of energy is added to 6.20 g of water at 18.0 °C, what is the final temperature of the water?
37.8 °C
-19.8 °C
19.8 °C
55.8 °C
Identify the given m in problem:
15.75 g
1086.75 J
150°C
unknown (aka ?)
Identify the given q in problem:
15.75 g
1086.75 J
150°C
unknown (aka ?)
Identify the given c in problem:
15.75 g
1086.75 J
150°C
unknown (aka ?)
