determine the amount of heat ( in kj) required to vaporize 1.55 kg of water at its boiling point. for water = 40.7kj/mol (at 100 degree celcius)
determine the amount of heat ( in kj) required to vaporize 1.55 kg of water at...
Calculate the amount of heat (in kJ) required to raise the temperature of 14.0 g of liquid H_2O (molar mass = 18.0 g/mol) from 25.0 degree C to the boiling point and then to vaporize the liquid at that temperature, (specific heal capacities: H_2O(s): 2.06 J/g degree C, H_2O(l): 4.18 J/g degree C, H_2O(g): 1.92 J/g degree C; heat of fusion of H_2O: 6.02 kJ/mol; heat of vaporization of H_2O: 40.7 kJ/mol; melting point of H_2O: 0.0 degree C, boiling...
What is the amount of heat (kJ) required to vaporize 1.75 kg of saturated liquid water at 55 C to saturated vapor while maintaining constant pressure? Select one: O a. required heat = 4189.1 kJ. b. required heat = 4168.5 kJ. c. required heat = 4147.2 kJ. d. required heat = 4126.0 kJ. e. required heat = 4104.5 kJ. Which of the following is correct regarding the zeroth law of thermodynamics? Select one: O a. it describes how a system...
Calculate the amount of heat (in kilojoules) required to vaporize 2.58 kg of water at its boiling point. Express the heat in kilojoules to three sianificant fiaures. Suppose that 0.48 g of water at 25°C condenses on the surface of a 55-g block of aluminum that is initially at 25 °C. If the heat released during condensation goes only toward heating the metal, what is the final temperature (in degrees Celsius) of the metal block? (The specific heat capacity aluminum,...
How much heat is required to vaporize 30.8 g of water at 100 ∘C∘C? (ΔHvap(H2O)=40.7kJ/mol, Heat capacity(H2O)=4.184J/g∘C)(ΔHvap(H2O)=40.7kJ/mol, Heat capacity(H2O)=4.184J/g∘C) Express your answer with the appropriate units.
What is a liquid's heat of vaporization? It is the amount of heat needed to vaporize one liter of the liquid at its boiling point. It is the amount of heat needed to melt one gram of the liquid at its freezing point. It is the amount of heat needed to vaporize one gram of the liquid at its boiling point. It is the amount of heat needed to vaporize one kg of the liquid at its boiling point.
Determine the amount of heat, in kJ, required to heat 41 g of solid Ca at 851C to 1,397 C. Melting Point = 851C Boiling Point = 14870 Molar Heat Capacities: Csolid = 26.2 J/mol C Cliquid = 31.0 J/mol AH_fusion = 9.33 kJ/mol AH_vaporization = 162 kJ/mol Determine the amount of heat, in kJ, required to convert 24 g of solid Ca at 116 C to its melting point of 851C. Melting Point = 851C Boiling Point = 1487C...
How much heat is required to vaporize 30.3 g of water at 100 ? C ? (? H vap ( H 2 O)=40.7kJ/mol,Heatcapacity( H 2 O)=4.184J/g ? C) Express your answer with the appropriate units.
How much heat is required to vaporize 37.3 gg of water at 100 ∘C∘C? (ΔHvap(H2O)=40.7kJ/mol,Heatcapacity(H2O)=4.184J/g∘C)
Determine the amount of heat, in kJ, required to melt 33 g of solid Ca at its melting point of 851C. Melting Point = 851C Boiling Point = 1487C Molar Heat Capacities: Csolid = 26.2 J/mol C C liquid = 31.0 J/molC ΔH_fusion = 9.33 kJ/mol ΔH_vaporization = 162 kJ/mol
How much heat is required to vaporize 100.0 g of ethanol, C2H,OH, at its boiling point? The enthalpy of vaporization of ethanol at its boiling point is 38.6 kJ/mol.