reases to 1.75 x 105Pa, what is the new temperature of the gas? 4) How much...
reases to 1.75 x 105Pa, what is the new temperature of the gas? 4) How much heat in kilocalories is required to evaporate 0.75kg of water that is originally at 250C? Assume that at the end all of the water has evaporated, and the steam is at 100.00C
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reases to 1.75 x 105Pa, what is the new temperature of the gas?
4) How much...
please answee as much questions are you can greatly appredcited 11. + -/1.5 points How many Joules of heat are re...
please answee as much questions are you can greatly
appredcited
11. + -/1.5 points How many Joules of heat are required to raise the temperature of 13 g of aluminum from 23 °C to 55 °C?! 12. +-/1.5 points How many kilocalories of heat are required to evaporate 1.13 kg of water that is initially at 100.0 °C? kcal 13. +-/1.6 points How many Joules of heat are required to melt 0.21 kg of silver that is initially at 27...
4. An ideal diatomic gas initially has Pi = 4 x 105Pa and Vi = 2m3...
4. An ideal diatomic gas initially has Pi = 4 x 105Pa and Vi = 2m3 and T, = 293 K. It undergoes a reversible process with final pressure p4p (a) Suppose that the process is reversible and isothermal. What is V? Compute AU, ΔΙ, and ΔQ for the process, in J. (b) Suppose instead the process is reversible and adiabatic. What is Vj. Compute
4. Suppose we have a 20-gram ice cube at an initial temperature of -30°C. How much...
4. Suppose we have a 20-gram ice cube at an initial temperature of -30°C. How much heat is required to produce 20 grams of steam? (Assume sea-level atmospheric pressure.)
PartB How much heat Q1 is transterred by 25.0 g of water onto the skin? To...
PartB How much heat Q1 is transterred by 25.0 g of water onto the skin? To compare this to the result in the previous pe continue to assume that the skin temperature does not change Just about everyone at one time or another has been burned by hot water or steam. This problem compares the heat input to your skin from steam as opposed to hot water at the same temperature in joules Assume that water and steam, initially at...
13,16,19 1. Which unit of measure represents the greater change amount of temperature change: Fahremheit or...
13,16,19
1. Which unit of measure represents the greater change amount of temperature change: Fahremheit or Celsius EXPLAIN YOUR ANSWER in a few words. 14 A) Convert 42 degC to degF. B) At what temperature, if any, do the Fahremheit and Celsius scales read the same number? 15. 180 dęgF to Kelvin degrees 80'F-32)xA+213.15:355.372K 16. Given a temperature of so degC, what would be the new temperature in degC if the temperature of the material were to triple? 17. How...
1How much heat is needed to cause the following irreversible reaction? 200 g of liquid H2O...
1How much heat is needed to cause the following irreversible reaction? 200 g of liquid H2O at 50°C is heated to form 200 g of steam at 120°C 2 Calculate the amount of heat needed to increase the temperature of 300 grams of water at 15°C to 75°C. 3 How much heat must be added to 100 grams of ice at 0°C to form water at 0°C? 4 How much heat must be removed when 25 grams of steam at 100°C...
How much heat is required to change 50 g of ice at 0 oC into liquid...
How much heat is required to change 50 g of ice at 0 oC into liquid water at 0 oC? Qmelt ice = cal 2) If 300 g of water initially at 25 oC released the amount of heat that you found in Part (1), what would its temperature be afterward? Tafter = oC 3)If you were to combine 50 g of liquid water at 0 oC with 300 g of the water at the temperature you found in Part...
105Pa, initial temperature T-300K, and an initial 1. An ideal gas with initial pressure 2 volume V - 1m3 expands isothermally to a final volume of 2m3. Then, the gas returns to its initial state, fir...
105Pa, initial temperature T-300K, and an initial 1. An ideal gas with initial pressure 2 volume V - 1m3 expands isothermally to a final volume of 2m3. Then, the gas returns to its initial state, first by constant pressure (isobaric) contraction, and then by a change at constant volume (isochoric) a) Draw a PV diagram of this process. What's the total change in thermal energy of the entire process? b) What's the work done by the environment on the gas?...
Week 4 Process 1: Consider the process below: Water in Combustor Steam Generator Gas In Gas...
Week 4 Process 1: Consider the process below: Water in Combustor Steam Generator Gas In Gas Out Combustor exit Steam Out A methane (CH) and air mixture is burnt in the combustor then the heat is recovered to produce steam. The CHa/air mixture comes in at 25°C and contains 10 kg/h of CH4 and 500 kg/h of air (assume 79% Nitrogen (N2) and 21 % Oxygen (O2)). The final outlet gas leaves at 100 °C. The combustion reaction follows the...
1) An aluminum calorimeter of mass 58 g, has 155 g water, both at a temperature...
1) An aluminum calorimeter of
mass 58 g, has 155 g water, both at a temperature of 21°C. A 108-g
piece of metal originally kept in boiling water (T = 100°C) is
transferred to the calorimeter. The final equilibrium temperature
of the mixture is 26.6°C. Calculate the specific heat of the metal
(in J/kg). Specific Heats: Al = 900 J/kg, water =4186 J/g
2) How much heat, in kilo-joules, is required to convert 19 g of
ice at -13°C into...
please answee as much questions are you can greatly
appredcited
11. + -/1.5 points How many Joules of heat are required to raise the temperature of 13 g of aluminum from 23 °C to 55 °C?! 12. +-/1.5 points How many kilocalories of heat are required to evaporate 1.13 kg of water that is initially at 100.0 °C? kcal 13. +-/1.6 points How many Joules of heat are required to melt 0.21 kg of silver that is initially at 27...
4. An ideal diatomic gas initially has Pi = 4 x 105Pa and Vi = 2m3 and T, = 293 K. It undergoes a reversible process with final pressure p4p (a) Suppose that the process is reversible and isothermal. What is V? Compute AU, ΔΙ, and ΔQ for the process, in J. (b) Suppose instead the process is reversible and adiabatic. What is Vj. Compute
4. Suppose we have a 20-gram ice cube at an initial temperature of -30°C. How much heat is required to produce 20 grams of steam? (Assume sea-level atmospheric pressure.)
PartB How much heat Q1 is transterred by 25.0 g of water onto the skin? To compare this to the result in the previous pe continue to assume that the skin temperature does not change Just about everyone at one time or another has been burned by hot water or steam. This problem compares the heat input to your skin from steam as opposed to hot water at the same temperature in joules Assume that water and steam, initially at...
13,16,19
1. Which unit of measure represents the greater change amount of temperature change: Fahremheit or Celsius EXPLAIN YOUR ANSWER in a few words. 14 A) Convert 42 degC to degF. B) At what temperature, if any, do the Fahremheit and Celsius scales read the same number? 15. 180 dęgF to Kelvin degrees 80'F-32)xA+213.15:355.372K 16. Given a temperature of so degC, what would be the new temperature in degC if the temperature of the material were to triple? 17. How...
105Pa, initial temperature T-300K, and an initial 1. An ideal gas with initial pressure 2 volume V - 1m3 expands isothermally to a final volume of 2m3. Then, the gas returns to its initial state, first by constant pressure (isobaric) contraction, and then by a change at constant volume (isochoric) a) Draw a PV diagram of this process. What's the total change in thermal energy of the entire process? b) What's the work done by the environment on the gas?...
Week 4 Process 1: Consider the process below: Water in Combustor Steam Generator Gas In Gas Out Combustor exit Steam Out A methane (CH) and air mixture is burnt in the combustor then the heat is recovered to produce steam. The CHa/air mixture comes in at 25°C and contains 10 kg/h of CH4 and 500 kg/h of air (assume 79% Nitrogen (N2) and 21 % Oxygen (O2)). The final outlet gas leaves at 100 °C. The combustion reaction follows the...
1) An aluminum calorimeter of
mass 58 g, has 155 g water, both at a temperature of 21°C. A 108-g
piece of metal originally kept in boiling water (T = 100°C) is
transferred to the calorimeter. The final equilibrium temperature
of the mixture is 26.6°C. Calculate the specific heat of the metal
(in J/kg). Specific Heats: Al = 900 J/kg, water =4186 J/g
2) How much heat, in kilo-joules, is required to convert 19 g of
ice at -13°C into...
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