The Standard enthalpy of vaporization of water at 100.0 oC is 40.66 KJ*mol-1. The Cp,m values for the liquid and the vapor water are, respectively, 75.3 and 33.58 J*K-1*mol-1. Assume that the heat capacities are independent of temperature, and that the vapor behaves as an ideal gas.
a) Calculate 
sys in taking one mole of liquid water at 25.0
oC and 1.00 atm to gaseous water at 95.0 oC
and 0.500 atm.
b) Assume that the temperature and pressure of the surrounding
are 25.0 oC and 1.00 atm, respectively calculate
surr for the same process.
c) Calculate
total for the same process.
d) In a single step, or single calculation calculate 
for this process.
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The Standard enthalpy of vaporization of water at 100.0 oC is 40.66 KJ*mol-1. The Cp,m values for the liquid and the vap...
The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endothermic....
The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endothermic. H2O(l)+40.7kj -------> H2O(g) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80 mL and 30.62 L, respectively. Part 1 Calculate the work done on or by the system when 1.25 mol of liquid H2O vaporizes. Part 2 Calculate the water's change in internal energy
The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endothermic....
The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endothermic. HL,0(1) + 40,7kJ + HO( g) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80 mL and 30.62 L. respectively Part 1 (2.5 points) Calculate the work done on or by the system when 2.05 mol of liquid H2O vaporizes. Part 2 (2.5 points) Calculate the water's change in internal...
A Reaction is given: ½Br2(l) --> Br(g) Ho = 112kJ/mol The bond enthalpy of Br-Br is 193 kJ/mol A. Formulate the vaporization process of 1 mol bromine Br2(l). B. Calculate the enthalpy of the vapori...
A Reaction is given: ½Br2(l) --> Br(g) Ho = 112kJ/mol The bond enthalpy of Br-Br is 193 kJ/mol A. Formulate the vaporization process of 1 mol bromine Br2(l). B. Calculate the enthalpy of the vaporization process bromine. Show calculations C. Calculate the energy invested \ emitted by the evaporation of 3.2 gr of bromine. Show calculations. (Explain how you determined whether the energy is invested or emitted in this process). D.A Reaction is given: ½H2(g) + ½Br2(l) --> HBr(g) Ho...
06 Question 1 point) The vaporization of 1 mole of liquid water (the system) at 100.9℃...
06 Question 1 point) The vaporization of 1 mole of liquid water (the system) at 100.9℃ 1.00 atm, is endothermic. H2O() + 40.℡-, H2O(g) Assume that at exactly 1000 C and 1.00 atm total pressure. 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80ml and 3062L. respectively 1st attempt Part 1 (0.5 point) See Periodic Table ? See Hint Calculate the work done on or by the system when 2.05 mol of liquid H20 vaporizes 0...
Please just answer Part 2 The vaporization of 1 mole of liquid water (the system) at 100.9°C, 100 atm, s endothermic. H0HOg) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of l...
Please just answer Part 2
The vaporization of 1 mole of liquid water (the system) at 100.9°C, 100 atm, s endothermic. H0HOg) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80 mL and 30.62 L, respectively 5th attempt d See Periodic Table See Hint (0.5 point) Part 1 Calculate the work done on or by the system when 1.85 mol of liquid H20 vaporizes. 5736.23319:J (0.5...
06. Question (2 points) The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endotherm...
06. Question (2 points) The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endothermic. H,0(1) +40.7kJ → H2O(g) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80 mL and 30.62L. respectively. Part 1 (1 point) Il See Periodic Table See Calculate the work done on or by the system when 3.65 mol of liquid H2O vaporizes. Part 2 (1 point)...
Calculate G, A, and Suniv for each of the following processes and state any approximation made: ...
Calculate G, A,
and Suniv
for each of the following processes and state any approximation
made:
a) reversible melting of 36.0 g of ice at 0oC and 1
atm
b) reversible vaporization of 39 g of C6H6 at
its normal boiling point of 80.1oC and 1 atm
c) adiabatic expansion of 0.100 mol of a perfect gas into vacuum
with initial temperature of 300 K, initial volume of 2.00 L, and
final volume of 6.00 L
Densities of liquid and...
When a 5.12-g sample of solid sodium nitrate dissolves in 31.1 g of water in a...
When a 5.12-g sample of solid sodium nitrate dissolves in 31.1 g
of water in a coffee-cup calorimeter (see above figure) the
temperature falls from 25.00 oC to 16.37 oC.
Calculate H in kJ/mol NaNO3 for the solution
process.
NaNO3(s)
Na+(aq) + NO3-(aq)
The specific heat of water is 4.18 J/g-K.
We were unable to transcribe this imageWe were unable to transcribe this imagethermometer stirrer coffee cups containing reaction mixture When a 5.12-g sample of solid sodium nitrate dissolves in...
9. A slug is shot straight up at a speed of 450 m/s. Draw a complete...
9. A slug is shot straight up at a speed of 450 m/s. Draw a complete energy interaction diagram to find the maximum height it can reach (neglecting air drag) Part 1: How many energy systems are changing? O 4 O 3 0 1 O 2 We were unable to transcribe this imageWe were unable to transcribe this image10. A bottle, with a mass of 20 g, contains 2.2 x 10-3 moles of O2, 4.4 x 10-3 moles of H2,...
1. Calculate the enthalpy change, ΔH, for the process in which 31.6 g of water is...
1. Calculate the enthalpy change, ΔH, for the process in which 31.6 g of water is converted from liquid at 0.4 ∘C to vapor at 25.0 ∘C . For water, ΔHvap = 44.0 kJ/mol at 25.0 ∘C and Cs = 4.18 J/(g⋅∘C) for H2O(l). 2. How many grams of ice at -16.2 ∘C can be completely converted to liquid at 10.2 ∘C if the available heat for this process is 4.27×103 kJ ? For ice, use a specific heat of 2.01...
The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endothermic. HL,0(1) + 40,7kJ + HO( g) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80 mL and 30.62 L. respectively Part 1 (2.5 points) Calculate the work done on or by the system when 2.05 mol of liquid H2O vaporizes. Part 2 (2.5 points) Calculate the water's change in internal...
06 Question 1 point) The vaporization of 1 mole of liquid water (the system) at 100.9℃ 1.00 atm, is endothermic. H2O() + 40.℡-, H2O(g) Assume that at exactly 1000 C and 1.00 atm total pressure. 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80ml and 3062L. respectively 1st attempt Part 1 (0.5 point) See Periodic Table ? See Hint Calculate the work done on or by the system when 2.05 mol of liquid H20 vaporizes 0...
Please just answer Part 2
The vaporization of 1 mole of liquid water (the system) at 100.9°C, 100 atm, s endothermic. H0HOg) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80 mL and 30.62 L, respectively 5th attempt d See Periodic Table See Hint (0.5 point) Part 1 Calculate the work done on or by the system when 1.85 mol of liquid H20 vaporizes. 5736.23319:J (0.5...
06. Question (2 points) The vaporization of 1 mole of liquid water (the system) at 100.9°C, 1.00 atm, is endothermic. H,0(1) +40.7kJ → H2O(g) Assume that at exactly 100.0°C and 1.00 atm total pressure, 1.00 mole of liquid water and 1.00 mole of water vapor occupy 18.80 mL and 30.62L. respectively. Part 1 (1 point) Il See Periodic Table See Calculate the work done on or by the system when 3.65 mol of liquid H2O vaporizes. Part 2 (1 point)...
Calculate G, A,
and Suniv
for each of the following processes and state any approximation
made:
a) reversible melting of 36.0 g of ice at 0oC and 1
atm
b) reversible vaporization of 39 g of C6H6 at
its normal boiling point of 80.1oC and 1 atm
c) adiabatic expansion of 0.100 mol of a perfect gas into vacuum
with initial temperature of 300 K, initial volume of 2.00 L, and
final volume of 6.00 L
Densities of liquid and...
When a 5.12-g sample of solid sodium nitrate dissolves in 31.1 g
of water in a coffee-cup calorimeter (see above figure) the
temperature falls from 25.00 oC to 16.37 oC.
Calculate H in kJ/mol NaNO3 for the solution
process.
NaNO3(s)
Na+(aq) + NO3-(aq)
The specific heat of water is 4.18 J/g-K.
We were unable to transcribe this imageWe were unable to transcribe this imagethermometer stirrer coffee cups containing reaction mixture When a 5.12-g sample of solid sodium nitrate dissolves in...
9. A slug is shot straight up at a speed of 450 m/s. Draw a complete energy interaction diagram to find the maximum height it can reach (neglecting air drag) Part 1: How many energy systems are changing? O 4 O 3 0 1 O 2 We were unable to transcribe this imageWe were unable to transcribe this image10. A bottle, with a mass of 20 g, contains 2.2 x 10-3 moles of O2, 4.4 x 10-3 moles of H2,...
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