Answer to Question #84451 in General Chemistry for Kelsey

Question

Determine the amount of heat required to convert 65.25 g of solid Ca at 651°C into liquid Ca at 951°C. The following information on Ca may be used to calculate the amounts of heat for each of the heating steps.
melting point = 851°C, boiling point = 1487°C

Specific Heat Capacities
C_{solid}
solid
​
= 0.65 J/g °C
C_{liquid}
liquid
​
= 0.77 J/g °C
ΔH_{fusion}
fusion
​
= 9.33 kJ/mole
ΔH_{vaporization}
vaporization
​
= 162 kJ/mole
(Answer in kJ)

Answer 1

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