Concept explainers
(a)
Interpretation:
Interpret the heat change in joules to melt 65 g of ice.
Concept Introduction:
Heat for changing the state of water from ice can be determined as:
Heat required for changing the state of ice from solid to liquid.
Where, m is mass of ice or water
S is specific heat of water
dT is the change in temperature
(b)
Interpretation:
Interpret the heat change in joules to melt 17 g of benzene.
Concept Introduction:
Heat for changing the state of water from ice can be determined as:
Heat required for changing the state of ice from solid to liquid.
Where, m is mass of ice or water
S is specific heat of water
dT is the change in temperature
(c)
Interpretation:
Interpret the heat change in kJ to freeze 225 g of acetone.
Concept Introduction:
Heat for changing the state of water from ice can be determined as:
Heat required for changing the state of ice from solid to liquid.
Where, m is mass of ice or water
S is specific heat of water
dT is the change in temperature
(d)
Interpretation:
Interpret the heat change in kJ to freeze 0.05 kg of water.
Concept Introduction:
Heat for changing the state of water from ice can be determined as:
Heat required for changing the state of ice from solid to liquid.
Where, m is mass of ice or water
S is specific heat of water
dT is the change in temperature
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