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Molar masses: MH = 1 g mol-l; Mo=16 g mol-1 Specific heat capacity at constant pressure: C, (H2O, 1) = 75.2 J mol·'K- Standard molar enthalpy of melting of ice at 0 °C: AmeltH°(H2O) = 6.02 kJ mol·l %3D Standard molar enthalpy of vaporization of water at 100 °C: AvapH°(H2O) = 40.59 kJ mol· One adds 180 g of ice and 90 g of liquid water at 0 °C (273.15 K) into a calorimeter. One then introduces in this calorimeter 54 g of water vapor at 100 °C by bubbling. 1) Show that the heat quantity given away by the condensation of the water vapor: Conclude on the physical state of the water when the thermal equilibrium is achieved and calculate its temperature.

Molar masses: MH = 1 g mol-l; Mo=16 g mol-1 Specific heat capacity at constant pressure: C, (H2O, 1) = 75.2 J mol·'K- Standard molar enthalpy of melting of ice at 0 °C: AmeltH°(H2O) = 6.02 kJ mol·l %3D Standard molar enthalpy of vaporization of water at 100 °C: AvapH°(H2O) = 40.59 kJ mol· One adds 180 g of ice and 90 g of liquid water at 0 °C (273.15 K) into a calorimeter. One then introduces in this calorimeter 54 g of water vapor at 100 °C by bubbling. 1) Show that the heat quantity given away by the condensation of the water vapor: Conclude on the physical state of the water when the thermal equilibrium is achieved and calculate its temperature.

Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter8: Thermochemistry
Section: Chapter Questions
Problem 14QAP: In earlier times, ethyl ether was commonly used as an anesthetic. It is, however, highly flammable....
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A calorimetric study Data: Molar masses: MH = 1 g mol-'; Mo=16 g mol- Specific heat capacity at constant pressure: C, (H,O, l) = 75.2 J mol·'K-! Standard molar enthalpy of melting of ice at 0 °C: AmeltH°(H2O) = 6.02 kJ mol- Standard molar enthalpy of vaporization of water at 100 °C: AvapH°(H2O) = 40.59 kJ mol·! One adds 180 g of ice and 90 g of liquid water at 0 °C (273.15 K) into a calorimeter. One then introduces in this calorimeter 54 g of water vapor at 100 °C by bubbling. 1) Show that the heat quantity given away by the condensation of the water vapor: Conclude on the physical state of the water when the thermal equilibrium is achieved and calculate its temperature.
Transcribed Image Text:A calorimetric study Data: Molar masses: MH = 1 g mol-'; Mo=16 g mol- Specific heat capacity at constant pressure: C, (H,O, l) = 75.2 J mol·'K-! Standard molar enthalpy of melting of ice at 0 °C: AmeltH°(H2O) = 6.02 kJ mol- Standard molar enthalpy of vaporization of water at 100 °C: AvapH°(H2O) = 40.59 kJ mol·! One adds 180 g of ice and 90 g of liquid water at 0 °C (273.15 K) into a calorimeter. One then introduces in this calorimeter 54 g of water vapor at 100 °C by bubbling. 1) Show that the heat quantity given away by the condensation of the water vapor: Conclude on the physical state of the water when the thermal equilibrium is achieved and calculate its temperature.
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