Question

Determine the amount of heat, in kJ, required to melt 24 g of solid Ca at its melting point of 851°C. Melting Point = 851°C Boiling Point = 1487°C Molar Heat Capacities: Csolid = 26.2 J/mol°C Cliquid = 31.0 J/mol°C ΔH_fusion = 9.33 kJ/mol ΔH_vaporization = 162 kJ/mol

Name: determine the amount of heat in kj required to melt 24 g of solid ca at its melting point of 851c melting point 851c boiling point 1487c molar heat capacities csolid 262 jmol c c liquid 310 47678
Uploaded: 2022-04-13T19:36:54-08:00
Duration: 1 min 36 s
Channel: David Collins
Description: determine the amount of heat in kj required to melt 24 g of solid ca at its melting point of 851c melting point 851c boiling point 1487c molar heat capacities csolid 262 jmol c c liquid 310 47678

          Determine the amount of heat, in kJ, required to melt 24 g of solid Ca at its melting point of 851°C.
Melting Point = 851°C
Boiling Point = 1487°C
Molar Heat Capacities:
Csolid = 26.2 J/mol°C
Cliquid = 31.0 J/mol°C
ΔH_fusion = 9.33 kJ/mol
ΔH_vaporization = 162 kJ/mol

Added by Tracy K.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert David Collins

04/13/2022

Step 1

Given: - Mass of calcium = 24 g - Molar mass of calcium = 40.078 g/mol Number of moles = Mass / Molar mass Number of moles = 24 g / 40.078 g/mol Number of moles = 0.598 mol Show more…

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Determine the amount of heat, in kJ, required to melt 24 g of solid Ca at its melting point of 851°C. Melting Point = 851°C Boiling Point = 1487°C Molar Heat Capacities: Csolid = 26.2 J/mol°C Cliquid = 31.0 J/mol°C ΔH_fusion = 9.33 kJ/mol ΔH_vaporization = 162 kJ/mol