Interpretation : The kilojoules of energy are to be calculated.
Concept Introduction : A substance's specific heat capacity is the amount of energy required to raise its temperature by one degree Celsius. The formula to calculate the heat is given as
Here,
Answer to Problem 133A
The kilojoules of energy are
Explanation of Solution
A substance's heat capacity is determined by the relationship between the amount of energy applied to it and the resulting rise in temperature.
The specific heat capacity of iron is
Mass of iron is
The rise in temperature is
The formula to calculate the heat is given as
Here,
To calculate the energy in kilojoules, substitute the values in above formula:
Chapter 19 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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