At 1 atm, how much energy is required to heat 79.0 g H,O(s) at – 18.0 °C to H,O(g) at 157.0 °C? Use the heat transfer constants found in this table. q = kJ

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Heat-transfer constants for H2O at 1 atm
Quantity
Enthalpy of fusion
Enthalpy of vaporization
Specific heat of solid H 2 0 (ice)
per mole
6010. J/mol
per gram
333.6 J/g
2257 J/g
40660 J/mol
2.087 J/(g.°C) * 37.60 J/(mol-°C) *
Specific heat of liquid H 2 0 (water)
4.184 J/(g.°C) * 75.37 J/(mol-°C) *
Specific heat of gaseous H 2 0 (steam) 2.000 J/(g°C) * 36.03 J/(mol-°C) *
Transcribed Image Text:Heat-transfer constants for H2O at 1 atm Quantity Enthalpy of fusion Enthalpy of vaporization Specific heat of solid H 2 0 (ice) per mole 6010. J/mol per gram 333.6 J/g 2257 J/g 40660 J/mol 2.087 J/(g.°C) * 37.60 J/(mol-°C) * Specific heat of liquid H 2 0 (water) 4.184 J/(g.°C) * 75.37 J/(mol-°C) * Specific heat of gaseous H 2 0 (steam) 2.000 J/(g°C) * 36.03 J/(mol-°C) *
At 1 atm, how much energy is required to heat 79.0 g H,O(s) at – 18.0 °C to H,O(g) at 157.0 °C? Use the heat transfer
constants found in this table.
q =
kJ
Transcribed Image Text:At 1 atm, how much energy is required to heat 79.0 g H,O(s) at – 18.0 °C to H,O(g) at 157.0 °C? Use the heat transfer constants found in this table. q = kJ
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