Answered: g of water is split into hydrogen and…

Science

Physics

g of water is split into hydrogen and oxygen using electrolysis at 27oC. Calculate the w

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter4: The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 28P: A coal power plant consumes 100,000 kg of coal per hour and produces 500 MW of power. If the heat of...

See similar textbooks

Related questions

Q: A heat engine receives 500 j of heat from its combustion process and loses 391 J through the exhaust…

A: Given data: Heat input (Qin) = 500 J Heat loss = 391 J Required: The efficiency of heat engine

Q: 24 J of heat is added to a gas in a container, and then the gas does 6 J of work on the walls of the…

A: Change in internal energy of the system = Heat added to the system - Work done by the system

Q: The temperature of 2.27 kg of air is decreased from 148.9oC to 4.44oC while the pressure is…

Q: A 75-kg sprinter accelerates from rest to a speed of 11.0 m/s in 5.0 s. (a) Calculate the mechanical…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A 1650 kg car accelerates at a rate of 4.0m/s squared. How much is the cars engine producing?

A: As per the question, it is given that mass of the car is m and acceleration of the car is a, we have…

Q: A heat engine converts 144.0 kcal from a supply of 352.0 kcal into work. How much mechanical work…

Q: A swimmer does 7.7 * 105J of work and gives off 3.9 * 105J ofheat during a workout. Determine ∆U, W,…

A: By swimming , swimmer losses heat, so Q=-3.9×105 J A swimmer does 7.7×105 J so, W=7.7×105 J

Q: If a battery can release 511 J of energy and 475 J are used for work, how much energy is released as…

Q: A heat engine has a heat input of 3 * 104 Btu/h and a thermal efficiency of 40 percent. Calculate…

Q: A student ate a piece of cake (500 KCal). How much water originally at 20oC must be brought to 45oC…

A: Given, Energy, Q=500 kcal=500000 cal, and temperature change, ∆T=45-20=25 C.

Q: A heat engine exhausts 3 200 J of waste heat while performing 1 500 J of useful net work. What is…

A: Given data: Work done W=1500J Heat exhausted QC=3200J

Q: Determine the kinetic energy in joules, of a 2 gram riffle bullet traveling at 1640 ft/sec.

A: Given : Weight of bullet= m =2 gram we know that 1kg=1000 grams…

Q: How long in minutes will the energy in an 862 kJ (206 kcal) cup of yogurt last in a woman doing work…

A: Given Data: The energy stored in Yogurt is, E=862 kJ The power is, P=110 W The efficiency of a woman…

Q: A(n) 65-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.0 s. (a) Calculate the…

A: Given: The mass of the sprinter is m=65 kg. The speed of sprinter is v=11 m/s. The time is t=4 s.…

Q: A(n) 63-kg sprinter accelerates from rest to a speed of 11.0 m/s in 5.6 s. (a) Calculate the…

Q: Inla cold store operating at minus 23°C in an ambient temperature of 27°C, a 250 W cold room light…

A: GivenA cold storage operating at -23°C to 27°CHear, Q=250 W

Q: 50 g of water is split into hydrogen and oxygen using electrolysis at 27oC. Calculate the work done.

A: Given: mass of water = 50 g temperature T = 27o C = 27+273 =300 K Knowns: atmospheric pressure P…

Q: What is the efficiency of a heat engine that does 1250 J of work and gives off 5250 J of heat to the…

A: Let the heat given to hot reservoir be QH, the heat given to the cold reservoir be QC, the work done…

Q: A lawnmower engine ejects 2.55 ✕ 104 J each second while running with an efficiency of 0.235. Find…

A: Given: Rate at which the lawnmower engine rejects energy = Qc = 2.55 x 104 J/s The rate at which the…

Q: A 70 kg person expends 85 Cal/h watching television the person eats 8 cups of popcorn that contains…

A: Given data: Mass of the person m=70 kg Number of popcorn cups=8 Calories per cup =55 per cup The…

Q: 28 J of heat energy is transferred into an ideal gas and 48 J of work is done on the gas. What is…

Q: A heat engine does 20 J of work while exhausting 30 J of waste heat. What is the engine’s…

Q: What is the efficiency of an engine that has a hot reservoir of 600 K and a cold reservoir of 300 K?

Q: If a CD player uses electricity at a rate of 14 W, how much energy does it use during an 9 hour day?…

A: Power = 14 W Time = 9 hours Using formula , Power = energy /time 14W = energy/9hours Energy = 14 * 9…

Q: An 800-MW electric power plant has an efficiency of 30%. It losses its waste heat in large cooling…

Q: A furnace supplies 36.0 kW of thermal power at 230 C to an engine that exhausts waste energy at 20.0…

Q: A(n) 82-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.1 s. (a) Calculate the…

Q: changes from 0.567 m² to 0.283 m?. What are a) AU b) AH c) Q d) AS e) if the process is non flow and…

Q: A 3.00 g lead bullet at 40oC is fired at a speed of 250m/s into a large block of ice at 0o C, in…

A: We are allowed to give the explanation of first question only which is given below. Please repost…

Q: An open tank has the shape of a right circular cone. The tank is 8 feet across the top and 6 feet…

A: Consider, a disk of thickness dy at the pumped distance as shown below. Using similar triangle…

Q: A 2000 cm container holds 0.15 mol of helium gas at 350° C. How much work must be Express your…

A: By definition, Work done = -P∆V for Isobaric processes. Where P represents pressure and ∆V…

Q: Exactly 633 grams of ice are melted at a temperature of 77°C (Ljce=333 J/g). Find the change in…

A: m = 633g = 0.633kg Lice= 333 J/g T = 77+273 = 350k

Q: A heat engine does 200J of work while exhausting 600J of heat to the cold reservoir. What is the…

A: The expression for find efficiency of the engine is η=WQH=WW+QC

Q: A heat engine that pumps water out of an underground mine accepts 700 kJ of heat and produces 250 kJ…

A: Given: Heat input, Q in = 700 kJ Work, W = 250 kJ

Q: An electrical power plant is constructed to extract energy from the ocean. It utilizes warm water at…

A: Convert the temperature from degrees Celsius to Kelvin.

Q: The internal energy of a system is initially 25 J. The system does 24 J of work. What is the…

A: According to the first law of thermodynamics dQ = dU + dW where, dQ is the heat added, dU is the…

Q: An engine releases 0.350 kJ of heat for every 0.910 kJ of work it does. What is the efficiency of…

A: Efficiency can be defined as the ratio of workdone to the amount of energy used. Efficiency, η=WQ

Q: A woman expends 95 kJ of energy in walking a kilometer. The energy is supplied by the metabolic…

A: the efficiencies of the two processes. kJ (driving)/ kJ (walking) = 41.748.

Q: 3. 4500J of heat was absorbed from a Carnot engine from a reservoir at 650K. The engine did some…

A: Scenario - Given carnot engine absorbs heat from a source, does work and ejects remaining heat at a…

Q: Compute the work done against gravity by a pump that discharges 600 L of fuel oil into a tank 20 m…

Question

50 g of water is split into hydrogen and oxygen using electrolysis at 27^oC. Calculate the work done.

Definition Definition Process of breaking down ionic compounds into their constituent elements by passing a direct electric current through the compound in a fluid state.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A coal power plant consumes 100,000 kg of coal per hour and produces 500 MW of power. If the heat of combustion of coal is 30 MJ/kg, what is the efficiency of the power plant?
In performing 100.0 J of work, an engine discharges 50.0 J of heat. What is the efficiency of the engine?
50 g of water is split into hydrogen and oxygen using electrolysis at 27oC. Calculate the work done.
The temperature of 2.27 kg of air is decreased from 148.9oC to 4.44oC while the pressure is constant. Calculate the work in kJ.
How long in minutes will the energy in an 862 kJ (206 kcal) cup of yogurt last in a woman doing work at the rate of 110 W with an efficiency of 20.0% (such as in leisurely climbing stairs)? _____ min
An engine, operating with an efficiency of 0.225, delivers 8.10 ✕ 105 J each minute. What is the power rating of this engine?
The steam supplied to an engine liberates 5000 J of heat. If the engine efficiency is only 40 percent, to what height a body of mass 10 kg can be lifted using the work output from the engine?
A power plant has a power output of 1285 MWand operates with an efficiency of 32.4 percent. Excess energy is carried away as heatfrom the plant to a nearby river that has aflow rate of 1.1 × 106kg/s.How much energy is transferred as heat tothe river each second?Answer in units of J/s.
To produce 96 hp of mechanical power, an automobile engine requires a supply of heat of 4.91 105 J per second from combustion of the fuel. What is the efficiency of this engine?
A lawnmower engine ejects 2.55 ✕ 104 J each second while running with an efficiency of 0.235. Find the engine's horsepower rating, using the conversion factor 1 hp = 746 W.
Solar energy stored in large bodies of water, called solar ponds, is being used to generate electricity. If such a solar power plant has an efficiency of 3 percent and a net power output of 180 kW, determine the average value of the required solar energy collection rate, in Btu/h.
You use a quantity of fuel with a total energy content of 19.02 MJ to power an engine. If the average output of the engine over 2 hours was 2.12 kW, what is the efficiency of the engine?