Based on the thermodynamic properties provided for water, determine the energy change when the temperature of...
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Chemistry
Based on the thermodynamic properties provided for water,determine the energy change when the temperature of 0.750 kg ofwater decreased from 111 °C to 51.0 °C.
Melting point 0 °C Boiling point 100.0 °C ΔHfus 6.01 kJ/mol ΔHvap 40.67 kJ/mol cp (s) 37.1 J/mol · °C cp (l) 75.3 J/mol · °C cp (g) 33.6 J/mol · °C
Based on the thermodynamic properties provided for water,determine the energy change when the temperature of 0.750 kg ofwater decreased from 111 °C to 51.0 °C.
| Melting point | 0 | °C |
| Boiling point | 100.0 | °C |
| ΔHfus | 6.01 | kJ/mol |
| ΔHvap | 40.67 | kJ/mol |
| cp (s) | 37.1 | J/mol · °C |
| cp (l) | 75.3 | J/mol · °C |
| cp (g) | 33.6 | J/mol · °C |
Answer & Explanation Solved by verified expert
3.5 Ratings (406 Votes)
Amount of energy change Q heat change for conversion of vapour at 111 oC to vapour at 100 oC heat change for conversion
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