Use the information provided below to calculate the quantity of heat (in kJ) required to convert 67.45 g of substance A from an initial temperature of 124.8°C to a final temperature of -6.16°C. The molar mass of the substance is 26.35 g/mol. Melting Point of A = 4.503°c Heat of fusion 10.61 kJ/mol %3D Boiling point of A = 108.1°C Heat of vaporization = 78.23 kJ/mol Solid Liquid Gas Specific heat (J/g°C) 2.9 4.82 6.36 Report your answer to the tenths place and do not include units.

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Chapter11: States Of Matter; Liquids And Solids
Section: Chapter Questions
Problem 11.47QP: A quantity of ice at 0C is added to 64.3 g of water in a glass at 55C. After the ice melted, the...
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Use the information provided below to calculate the quantity of heat (in kJ) required to
convert 67.45 g of substance A from an initial temperature of 124.8°C to a final
temperature of -6.16°C. The molar mass of the substance is 26.35 g/mol.
Melting Point of A = 4.503°C
Heat of fusion = 10.61 kJ/mol
%3D
Boiling point of A = 108.1°C
Heat of vaporization = 78.23 kJ/mol
%3D
Solid
Liquid
Gas
Specific heat (J/g°C)
2.9
4.82
6.36
Report your answer to the tenths place and do not include units.
Transcribed Image Text:Use the information provided below to calculate the quantity of heat (in kJ) required to convert 67.45 g of substance A from an initial temperature of 124.8°C to a final temperature of -6.16°C. The molar mass of the substance is 26.35 g/mol. Melting Point of A = 4.503°C Heat of fusion = 10.61 kJ/mol %3D Boiling point of A = 108.1°C Heat of vaporization = 78.23 kJ/mol %3D Solid Liquid Gas Specific heat (J/g°C) 2.9 4.82 6.36 Report your answer to the tenths place and do not include units.
Use the information provided below to calculate the quantity of heat (in kJ) required to
convert 52.55 g of substance A from an initial temperature of -7.048°C to a final
temperature of 129.6°C. The molar mass of the substance is 25.28 g/mol.
Melting Point of A = 3.459°C
Heat of fusion = 10.39 kJ/mol
%3D
%3D
Boiling point of A = 107.3°C
Heat of vaporization = 72.43 kJ/mol
Solid
Liquid
Gas
Specific heat (J/g°C)
2.05
4.74
6.52
Report your answer to the tenths place and do not include units.
Transcribed Image Text:Use the information provided below to calculate the quantity of heat (in kJ) required to convert 52.55 g of substance A from an initial temperature of -7.048°C to a final temperature of 129.6°C. The molar mass of the substance is 25.28 g/mol. Melting Point of A = 3.459°C Heat of fusion = 10.39 kJ/mol %3D %3D Boiling point of A = 107.3°C Heat of vaporization = 72.43 kJ/mol Solid Liquid Gas Specific heat (J/g°C) 2.05 4.74 6.52 Report your answer to the tenths place and do not include units.
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