A piston cylinder device contains 5 kg hydrogen gas. Heat is transferred to the hydrogen as the temperature increases by 23.28 F. What is the boundary work done during this process kW.

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Q: Carbon dioxide at 30 °C and 290 kPa absolute pressure expands isothermally to an absolute pressure…

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Q: A gas is contained in a 0.5 m3 rigid tank. The gas receives a paddle work of 5.5 W for 30 minutes.…

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Q: H.W1: The temperature of a system rises by 15° C during a heating process. Express this rise in…

A: Note:- Hi! Thank you for the question As per the honor code, We’ll answer the first question since…

Q: A cylinder that contains 0.068 kg of carbon dioxide (with molar mass 44 kg/kmol), occupying a volume…

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Q: A 2.0-kg aluminum block is originally at 10 degrees celcius. If 36 kJ of energy are added to the…

A: Given data :- *the mass of aluminium block (m)=2 Kg *the energy added to the block (Q) = 36KJ Q=…

Q: 7. What is the potential energy of the 100-N block? 3 2 m Datum a. 50 J b. 100 J

A: Weight of the block = mg = 100 N . Height above datum = h =2 m . The potential energy  depends upon…

Q: The change in internal energy for the combustion of 1.0 mol of octane at a pressure of 1.0 atm is…

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Q: What is the energy collected from the sun in watts /area as measured in the pyranometer. O a. solar…

A: What is the energy collected from the sun in watts /area as measured in the pyranometer?   The…

Q: 4. Energy per unit weight of water measured with respect to the datum is called as a) Total energy

A: To find : Energy per unit.

Q: A Carnot engine uses hydrogen as its medium. The volumes at the beginning and end of the reversible…

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Q: Carbon dioxide at 30 °C and 325 kPa absolute pressure expands isothermally to an absolute pressure…

A: To find out the final density of the gas.

Q: We need to determine the kinetic energy of a car travelling with a velocity of v = 12.5 m/s if a car…

A: Given, Velocity of car (v) = 12.5 m/s Mass of car (m) = 1600 kg Kinetic Energy of a moving body,…

Q: A car having a mass of 1000 kg is traveling at 100 kph. Calculate its kinetic energy. v = 100 kph m…

A: Convert the speed from kph to m/s. Then using the definition of kinetic energy the value can be…

Q: 8. Efficiency of of a Carnot engine working between temperatures T1 and T2 ( T1>T2 ) is (T1 - T2)/T1…

A: 9) taking closed system  which does not exchange any mass with surroundings ... With this example…

Q: 2. The combined mass of a car and its passengers travelling at 72 km/hr is 3000 lbm- Find the…

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Q: The amount of CO₂ generated (in kg)

A: Given data,  Compeletly  oxidizing of one kg of CH4 to the end products. Find the amount of CO2…

Q: A Carnot cycle running on a closed system has 1.5 kg of air. The temperature limits are 300 K and…

A: Given data: m=1.5 kg of air Tc =300 K TH =1000 K

Q: A domestic refrigerator is loaded with food and the door closed. During a certain period the machine…

A: The first law of thermodynamics explains that energy can neither be created nor destroyed. heat is…

Q: A 25 gram metal ball heated 200 celcious with 2330 joulse of energy what is the specific heat of the…

A: Given: Weight of metal ball = 25 gm Temperature = 200°C Energy given to metal ball = 2330 J

Q: What is the equivalent value of T58 in degrees Fahrenheit, Rankine, and kelvin

A: Given temperature = 58 oC

Q: A diesel engine required 9,800 kJ of heat to produce 1,800 kJ of power. What is its efficiency?

A: Given data, Power input = 9800 kJ Power output = 1800 kJ

Q: Carbon dioxide at 30 °C and 260 kPa absolute pressure expands isothermally to an absolute pressure…

A: This problem is based on Ideal gas equation and pressure-density relation in isothermal process. For…

Q: Find the total weight of a 10 ft' tank of oxygen if the oxygen is pressurized to 500 psia, the tank…

A: V=10ft3 P=500psia

Q: The combined mass of a car and its passengers travelling at 72 km/hr is 1500 kg. Find the kinetic…

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Q: A sample of solid iodine is heated with an electrical coil. If 72.7 Joules of energy are added to a…

A: Given: The energy is 72.7 J. The mass is 13.1 g. The initial temperature is 23.5 oC.

Q: Water at 68 has a dynamic viscosity of 1 centipoise. Compute its dynamic viscosity and kinematic…

A: The viscosity is defined as the measure of the resistance developed in the fluid against the flow.…

Q: Henry's law constant for transferring 02 from air into water, at room temperature, mmol - is 1.3…

A: Given data: Henry's law constant at room temperature, k = 1.3 m-mollt-atm Partial pressure, P = 0.21…

Q: Find the mass of ball Potential energy=200 J height=2 m Acceleration due to gravity=10 m/s2

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Q: Discuss the implications of  difference in the EROI or efficiency for electric and hydrogen car

A: this question is asking about comparison of efficiency for electric cars and hydrogen cars :

Q: Carbon dioxide at 30 °C and 305 kPa absolute pressure expands isothermally to an absolute pressure…

A: Given data:- The given temperature is carbon dioxide is, Ti=30°C The given absolute pressure expands…

Q: An insulated Thermos contains 110 cm3 of hot coffee at 83.0°C. You put in a 15.0 g ice cube at its…

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Q: A domestic refrigerator is loaded with food and the door closed. During a certain period the machine…

A: Given:- The energy consumed by the machine for a certain period = 5 kWh The internal energy of the…

Q: 7. Which among the following is the formula for Gibbs free energy? a) H-TAS b) H-T c) TAS d) H-S

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Q: Carbon dioxide at 30 °C and 330 kPa absolute pressure expands isothermally to an absolute pressure…

A: An ideal gas obeys the equation of state PV = RT (V = molar volume), so that, if a fixed mass of gas…

Q: If the reaction rate coefficient of BOD is 0.3 1/d at 20 oC, what will it be if the temperature is…

A: Relation between reaction rate coefficient of BOD and temperature is given by- KT = K20 *…

Q: Find the value of potential energy stored in ball mass of ball=2.2 kg h=4 m g=10 m/s2

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Q: Determine potential energy stored in ball m=3.3 kg h=7 m g=10 m/s2

A: Given data : The value of mass of ball m=3.3 kg The height at which ball is placed h=7 m The value…

Q: An insulated Thermos contains 110 cm³ of hot coffee at 83.0°C. You put in a 15.0 g ice cube at its…

A: To determine the degrees by which the coffee has cooled after adding ice and equilibrium is reached.…

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Q: 4. The equation for the average kinetic energy is a) 0.5 KT b) 1.5 KT с) 2.5 КТ d) 3.5 KT

A: The equation for the average kinetic energy is b)1.5 KT

Q: A heat source of unknown temperature supplies energy of (R+650)kJ  to a carnot heat engine. If this…

A: Consider the free body diagram;

Q: Steam enters a turbine at 30 bar, 300°C (u = 2750 kJ/kg, h = 2993 kJ/kg) and exits the condenser as…

A: Steam enter  H enter= 2993kj/kg Steam exits Hexit = 226kj/kg Heat loss in surrounding = 50kj/kg Work…

Q: The data is related to a pelton wheel as follows: Head at the base of the nozzle: 80 m Diameter of…

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