Saturday
July 30, 2016

Search: Calculate the amount of heat (in kJ) required to convert 87.5 g of water to steam at 100°C.

Number of results: 75,868

physics
Suppose 0.0210 kg of steam (at 100.00C) is added to 0.210 kg of water (initially at 19.5C.). The water is inside a copper cup of mass 48.9 g. The cup is inside a perfectly insulated calorimetry container that prevents heat flow with the outside environment. Find the final ...
December 11, 2011 by melisa

Chemistry
A 249-gram sample of water is heated from 2 C to 85 C. Calculate the amount of heat absorbed (in kJ) by the water. Please explain.
June 15, 2010 by John

Chemistry 2
How many cans ( each containing 14.0 oz of propane) would be required to convert 41.7 lbs of ice at -15.0 C to water at 100 C ( the boiling point at standard pressure)
February 2, 2012 by Will

chemistry
What quantity of ice at 2 deg Celsius can be melted by 100 J of heat?
June 6, 2010 by Anonymous

Chemistry AP help
7. A 100g mass of tungsten at 100 degrees C is placed in 200 mL of water at 20 degrees C. The mixture reaches equilibrium at 21.6 degrees C. Calculate the specific heat of tungsten. Ok, I tried working it out but I got q= 100g x 4.186 j/g*degrees C * (21.6 degrees C- 20.0 ...
February 9, 2008 by mhaidar9108

chem
Calculate the amount of heat required to heat a 3.3kg gold bar from 24 degrees celsius to 61 degrees celsius. Specific heat capacity of gold is 0.128 J/g degrees Celsius! Express your answer using two significant figures.
February 1, 2013 by mira

chemistry
A 8.80-g sample of solid SnCl22H2O was heated such that the water turned to steam and was driven off. Assuming ideal behavior, what volume would that steam occupy at 1.00 atm and 100.0 C?
September 27, 2014 by himesh

chemistry
A 8.50-g sample of solid AlCl36H2O was heated such that the water turned to steam and was driven off. Assuming ideal behavior, what volume would that steam occupy at 1.00 atm and 100.0 C?
September 27, 2014 by A

chemistry
A 8.60-g sample of solid CaSO42H2O was heated such that the water turned to steam and was driven off. Assuming ideal behavior, what volume would that steam occupy at 1.00 atm and 100.0 C?
March 18, 2015 by Chad

Science
A 6.90-g sample of solid NiSO46H2O was heated such that the water turned to steam and was driven off. Assuming ideal behavior, what volume would that steam occupy at 1.00 atm and 100.0 C?
November 19, 2015 by j

Physics
How do i determine the rise in temperature when the passage of steam is continued until a further 15g of steam has condensed and the mixture is in thermal equilibrium when dry saturated steam at 100 degrees C is passed into 25g of a mixture of ice and water contained in a ...
March 9, 2012 by Kingsley

Chemistry
New problem. Any assistance is greatly appreciated. 22.5 ml of ethanol (density=0.789 g/ml) initially at 7.7 deg. C is mixed with 31.6 ml of water (density=1.0 g/ml) initially at 27.1 deg. C in an insulated beaker. Assuming that no heat is lost, what is the final temperature ...
September 4, 2011 by Ben

Chemistry
New problem. Any assistance is greatly appreciated. 22.5 ml of ethanol (density=0.789 g/ml) initially at 7.7 deg. C is mixed with 31.6 ml of water (density=1.0 g/ml) initially at 27.1 deg. C in an insulated beaker. Assuming that no heat is lost, what is the final temperature ...
September 4, 2011 by Ben

Chemistry
A sample of steam with a mass of 0.552 g and at a temperature of 100 C condenses into an insulated container holding 4.45 g of water at 7.0 C. Assuming that no heat is lost to the surroundings, what will be the final temperature of the mixture?
January 19, 2010 by eddie

chemistry
A sample of steam with a mass of 0.552 and at a temperature of 100 condenses into an insulated container holding 4.35 of water at 6.0. Assuming that no heat is lost to the surroundings, what will be the final temperature of the mixture?
January 29, 2012 by amy

chem
how much heat is required to vaporize 34.8g of water at 100 degrees celcious?
November 16, 2012 by law-rece

more physics.
What change in entropy occurs when a 27.9-g ice cube at -12 C is transformed into steam at 115 C? Add the entropy changes due to: (1) heating the ice to 0C, (2) melting the ice, (3) heatng the water from 0 to 100 C, and (4) Evaporating the liquid water. For (2) and (3), the ...
April 26, 2007 by jean

Chemistry
How much heat energy, in kilojoules, is required to convert 48.0g of ice at −18.0 ∘C to water at 25.0 ∘C ? Please show all steps. i don't know where to start
December 9, 2014 by Anna

accounting -annual amount
The exhaust-gas temperature leaving a continuously operating furnace is 260C, and a proposal is being considered to install a heat exchanger in the exhaust-gas stream to generate low-pressure steam at 105C. the question to be investigate is whether it is economical to ...
November 18, 2010 by Alicia

accounting -annual amount
The exhaust-gas temperature leaving a continuously operating furnace is 260C, and a proposal is being considered to install a heat exchanger in the exhaust-gas stream to generate low-pressure steam at 105C. the question to be investigate is whether it is economical to ...
November 18, 2010 by Alicia

Physics
A boiler furnace releases 10000.000kJ of heat for each kg of fuel burned and produces dry saturated steam at 10000.000kPa from feed water at 190.000 degrees Celsius. How many kg of steam will be produced for each kg of fuel burned if the boiler had an efficiency of 69%? ANS = ...
July 31, 2013 by Danny

chemistry
An insulated beaker contains 250.0 grams of water at 25C. Exactly 41.6 g of a metal at 100.0C was dropped in the beaker. The final temperature of the water was 26.4C. Assuming that no heat is lost in any other way, calculate the specific heat of the metal.
January 21, 2012 by bob

Physics
An electric heater that produces 860 W (1 W = 1 J/s) of power is used to vaporize water. How much water at 100 0C can be changed to steam in 5 min by the heater? Use Lv = 2.25x106 J/kg for water at 100 0C and express your final answer in grams.
June 7, 2016 by Anonymous

physics
In a steam radiator, steam at 110C condenses and the liquid water formed is cooled to 80C. How much heat per gram of liquid formed, is released in this process?
March 14, 2011 by dawn

college
In warm climates, drinking water is often cooled by evaporating water from the surfaces of clay pots or canvas bags. How many liters of water may be cooled from 37 C to 24 C by the evaporation of 100 g of water? The heat of vaporization of water is 2.4 kJ/g, and the specific...
October 28, 2010 by Abiola Ajibola

Chem
1) A 15.0 g sample of nickel metal is heated to 100.0 C and dropped into 55.0 g of water, initially at 23.0 C. Calculate the final temperature of the nickel and the water, if the specific heat capacity of nickel is 0.444 j / g x C. 2) In a coffee-cup calorimeter, 1.60 g of ...
November 11, 2008 by Kim

Physics
#1.) A wind turbine has a Cp of 0.42 and extracts 50 kW of power when the wind velocity is 25 m/sec. How long are the blades? (ρ = 1.2 kg/m3) #2.) An electric hot water heater is used to heat 30 gallons of water from 20 C to 45 C. a. What heat energy is required to ...
December 5, 2010 by Ricky

Physics Hear
1) Peter is heating water on the stove to boil eggs for a picnic. How much heat is required to raise the temperature of his 10.0-kg vat of water from 20.0℃ to 100.0℃? Formula>> Q=mTcp 2)Under the spreading chestnut tree of the village blacksmith dunks red-hot...
April 11, 2013 by Isis

Chem please help
Which of the following will have the most freely moving particles within it? A. Water at 100C B. Water at 0C C. Ice at 0C D. Steam at 100C I think the answer is a or d; however, I am favoring d.
November 17, 2014 by Morgan

college chemistry
When a solution containing 8.00 g NaOH in 50.0 g of water at 25 C is added to a solution of 8.00 g of HCl in 250.0 g of water at 25 C in a calorimeter, the temperature of the solution increases to 33.5 C. Assuming that the specific heat heat of the solution is 4.184 J/(g&#...
June 23, 2015 by Karla

chemistry
How many enthalpy changes (Hs) would be required to calculate the total enthalpy change when ice at 0.0oC is turned to steam at 100.0oC?
February 20, 2014 by Anonymous

physics PLEASE helpp
Suppose 0.0210 kg of steam (at 100.00C) is added to 0.210 kg of water (initially at 19.5C.). The water is inside a copper cup of mass 48.9 g. The cup is inside a perfectly insulated calorimetry container that prevents heat flow with the outside environment. Find the final ...
December 11, 2011 by melisa

Physics
I was wondering if you could clarify this question. How much thermal energy is needed to change 100 g of ice at -20 degrees celsius into steam at 110 degrees celsius? Q = mLv (Lv = Specific latent heat of vapourization) I can't find the Lv for ice. Is this a two step question...
March 1, 2016 by JavaUtility

chemistry
How much heat is required to warm 1.60 L of water from 26.0 degree C to 100.0 degree C? (Assume a density of {1.0 g/ml for the water.)
October 18, 2010 by Mely

chemistry
How much heat is required to warm 1.30 L of water from 30.0 degrees C to 100.0 degrees C? (Assume a density of 1.0 g/mL for the water.)
October 18, 2010 by Mely

Science
If you wish to warm 100 kg of water by 20 C for your bath, show that 8370 kJ of heat is required.?
March 13, 2014 by Reggie

Physics
If you wish to warm 100 kg of water by 20 C for your bath, show that 8370 kJ of heat is required.?
March 13, 2014 by Reggie

Chemistry
3. suppose a gas at STP. Calculate its pressure at 25 degrees celcius if volume remains unchanged 5. suppose 1.11 L of an unknown gas in a rigid container constant volume is cooled from 22 deg. C to -55 deg C. Calculate the new pressure of the gas 6.) Suppose a 50.0 cm ^3 ...
March 2, 2016 by Dina

Chemistry
calculate the amount of heat required to decompose 8 mol of NaHCO3(s) 2NaHCO3(s) + 94000 J = Na2CO3(s)+ H2O(g) + CO2(g)
June 5, 2014 by Wesley

Chemistry
When 5.00 g of NaOH(s) are added to 100 g of water using a calorimeter, the temperature rises from 25.0 to 37.5 C. Calculate the molar heat of solution. NaOH(s)--->Na(aq)+OH(aq) Assume that the specific heat capacity of water is 4.18 J/gK and that of the NaOH(aq) solution ...
November 14, 2012 by FIrst_lady

College chemistry
How much heat (in kJ) is evolved in converting 1.00 mol of steam at 130.0 C to ice at -50.0 C? The heat capacity of steam is 2.01 J/g*C and of ice is 2.09 J/g*C.
January 18, 2010 by eddie

Chemistry
Compare the amount of heat required to vaporize a 200.-gram sample of H20(L) at its boiling point to the amount of heat required to melt a 200.-gram sample ofH20(s) at its melting point.
October 9, 2010 by danny123

chemistry
How much heat (in Kj ) is required to warm 10.0g of ice, initially at -11.0 C, to steam at 112.0 C?
April 20, 2012 by haley

Chemistry
How much heat (in Kj ) is required to warm 10.0g of ice, initially at -11.0 C, to steam at 112.0 C?
April 20, 2012 by Haley

Thermodynamics and Heat Transfer
A steam pipe is 75 mm external diameter and is 80 m long. It conveys steam at a rate of 1000 kg/h at a pressure of 2 Mpa. The steam enters the pipe with a dryness fraction of 0.98 and is to leave the pipe with a dryness of not less than 0.96. The pipe must be insulated the ...
April 21, 2010 by Raul

chemistry
Can specific heat be negative? I know energy can be (as in joules or calories) because when something cools down the temperature difference is a negative, and because the energy is an important part of the formula for specific heat, couldn't it be negative? Specific heat ...
October 22, 2006 by Fido

Physics
How much heat is required to convert 175 g of ice at -2C to water at 2C? I have no idea how to solve this. Nothing I've found in the book or on-line is helping. Can someone point me to how to solve? Thank you
July 6, 2016 by Anna

physica
help A thermally insulated vessel containing 100 grams of ice at 0 degrees Celsius . Water at 55 degrees celsius is poured and after some time , the system reaches the equilibrium at a temperature of 10 degrees Celsius. That amount of water in grams was placed . ( heat fusion...
November 17, 2014 by David

Physics
Thank you for any help and assistance. Here is the question/problem: Because of the pressure inside a popcorn kernel, water does not vaporize at 100 degrees Celsius. Instead, it stays liquid until its temperature is about 175 degrees Celsius, at which point the kernel ruptures...
March 28, 2010 by Demi

Chemistry
Lithium metal is a highly reactive metal that oxidizes instantly in water or air. Given the data below, calculate the energy required to heat 10.0 g of Li from 150.0 C to 200.0 C. Molar heat capacity (solid) = 3.58 J/C mol Molar heat capacity (liquid) = 4.379 J/C mol ...
April 25, 2013 by Johnny

physics 113
Calculate the change in internal energy of 2kg of water at 90 degree celcius when it is changed to 3:30m3 of steam at 100oC. The whole process occurs at atmospheric pressure. The latent heat of vaporization of wat
February 27, 2015 by Anonymous

Chemistry
Calculate the enthalpy change when 100. g of ice at 0.0 C is heated to liquid water at 50.0C. (The heat of fusion for water is 333 J/g.) 1)54.2 kJ 2)33.3 kJ 3)54,220 kJ 4)20.9 kJ
October 23, 2007 by Robert

Chemistry
My teacher provided info about a worksheet of problems. Special Heat of water: 4.184 Special Heat of Steam: 2.09 Special Heat of Ice: 1.8 Based on this info, and the notes we have taken on phase changes, we are supposed to find out how much energy is needed to change certain ...
February 14, 2008 by Meg

physics
Calculate the quantity of heat required to raise the temperature of 2.00 g of water 4.00◦C.
July 5, 2011 by angel

chemistry
How much heat (in g ) is evolved in converting 1.00 of steam at 145.0 to ice at -45.0? The heat capacity of steam is 2.01 and of ice is 2.09 .
August 27, 2010 by sara

chemistry
How much heat (in ) is evolved in converting 1.00 of steam at 150.0 to ice at -55.0? The heat capacity of steam is 2.01 and of ice is 2.09 .
July 10, 2011 by hannah

chemistry
How much heat (in ) is evolved in converting 1.00 of steam at 150.0 to ice at -55.0? The heat capacity of steam is 2.01 and of ice is 2.09 .
July 10, 2011 by hannah

physics
A heat transfer of 8.7 multiplied by 105 J is required to convert a block of ice at -12C to water at 12C. What was the mass of the block of ice?
November 22, 2008 by lyd

PLEASE HELP ME IN THIS PHYSICS PROBLEM
A heat transfer of 9.5 x 10^5 J is required to convert a block of ice at -15C to water at 15C. What is the mass of the block of ice?
January 14, 2013 by JOHN

Chemistry
Taking into account the "Second Law of thermodynaics", what is the maximum percentage of heat at 700 C that can be converted into electricity if the waste heat was produced as steam at 100 C?
November 20, 2011 by Devin Boutte

Chemistry
Taking into account the "Second Law of thermodynaics", what is the maximum percentage of heat at 700 C that can be converted into electricity if the waste heat was produced as steam at 100 C?
November 20, 2011 by Devin Boutte

AP chemistry
The specified heat capacity of silver is 0.24 J/C.g. Please help with this Ap chem quastion.? a. Calculate the energy required to raise the temperature of 150.0 g Ag from 273 K to 298. b. Calculate the energy required to raise the temperature of 1.0 mol Ag by 1.0C (called the ...
October 23, 2010 by Nardos

AP chemistry
The specified heat capacity of silver is 0.24 J/C.g. Please help with this Ap chem quastion.? a. Calculate the energy required to raise the temperature of 150.0 g Ag from 273 K to 298. b. Calculate the energy required to raise the temperature of 1.0 mol Ag by 1.0C (called the ...
October 23, 2010 by Nardos

chemistry
The problem statement, all variables and given/known data When 5.00 g of NaOH(s) are added to 100 g of water using a calorimeter (with Cp = 493.24 J/K), the temperature rises from 25.0 to 37.5 C. Calculate the molar heat of solution. NaOH(s)--->Na(aq)+OH(aq) Assume that ...
November 14, 2012 by fufi

chemistry
How many calories does it take to convert 22 grams of liquid water with a temperature of 48 degrees C to steam?
November 4, 2010 by Rachel

physic-heat
the specific heat of water is one of the highest of all substances.why does this make water a useful liquid to use in hot water bottles? and could you use a lump of nickel to warm your bed instead of a hot water bottle?which would be better? why? I will be happy to crititque ...
April 8, 2007 by Pauline

Chemistry
Calculate the total heat required to vaporize 1.5 kg of water at 100oC to water vapor at 100oC?
March 8, 2016 by en1405

Chemistry
Hey, for chemistry class we are given days in the lab to conduct an experiment, then answer a number of questions that correlate with that experiment and how we can make use of it. This week we looked at the Molar Fusion of Ice and there are some questions i don't quite ...
December 15, 2008 by Cody

Chemistry
Calculate the energy required to change the temperature of 256.7 mL of water at 22.0 degrees celsius to ice at a temperature of -25.5 degrees celsius. It also tells me to look up the heat of fusion and specific heat. I don't know what I need the heat of fusion for exactly. ...
April 24, 2016 by Un-Known

Chemistry
A 5.80 g sample of SiH4 and an excess of oxygen were placed in a reaction container surrounded by 3.40 kg of water. The initial temperature of the water was 14.10C. At the end of the reaction, the temperature of the water was 48.90C. Assume the heat was completely absorbed ...
March 8, 2010 by Megan

physics
how many gram of ice at 0 c can be melted by the heat released when one gram of steam condense to water at 100 c check my answer please and you deman i am sorry by accident i post it the previous question solution Qcold=-Qhot MLf(ice)=-MlV(water) Mice = -(-0.001*2256000)/(...
April 27, 2014 by Mohanad

physics
how much heat is required to change 400g of ice at -20c into steam at 120c
October 6, 2010 by steve

chemistry
What mass of steam is required to release 4.36 105 kJ of heat energy on condensation? answer in unit of g.
December 1, 2011 by Anonymous

Gonzaga
Calculate the amount of heat released when 65.6 g of water at 55.5C cools to ice at 0.0C.
September 22, 2014 by Brendan

Chemistry! Please Help!
My teacher provided info about a worksheet of problems. Special Heat of water: 4.184 Special Heat of Steam: 2.09 Special Heat of Ice: 1.8 Based on this info, and the notes we have taken on phase changes, we are supposed to find out how much energy is needed to change certain ...
February 14, 2008 by Meg

chemistry
An insulated beaker contains 250.0 grams of water at 25oC. Exactly 41.6 g of a metal at 100.0oC was dropped in the beaker. The final temperature of the water was 26.4oC. Assuming that no heat is lost in any other way, calculate the specific heat of the metal. a. 0.159 J g-1 K-...
January 21, 2012 by utna

Chemistry
Assuming that the specific heat of the solution is 4.18 J/(g⋅∘C) and that the calorimeter itself absorbs a negligible amount of heat, calculate ΔH in kilojoules for the reaction CaO(s)+H2O(l)→Ca(OH)2(aq) When 1.045 g of CaO is added to 50.0 mL of water ...
April 20, 2014 by Tyler

Lauren
The amount of heat required to raise temperature of 55.85 g of iron 1 degrees C is called its A. Change of energy B. Enthalpy C. Molar heat capacity D. Specific heat capacity E. Specific Heat.
November 16, 2007 by Chemistry

chemistry
1. a) 50ml of water at 46.9C were mixed with 50ml of water at 25.1C in a calorimeter also at 25.1C. The final temperature was 30.1C. Assuming that neither the density of water nor its specific heat capacity change with temperature, calculate the total heat capacity of the ...
November 12, 2012 by Cicily

chemisty
The molar heat capacity of C6H6(ℓ) is 136 J/mol ◦C and of C6H6(g) is 81.6 J/mol ◦C. The molar heat of fusion for benzene is 9.92 kJ/mol and its molar heat of vaporization is 30.8 kJ/mol. The melting point of benzene is 5.5 ◦C, its boiling point is 80...
January 11, 2012 by bob

Chemistry
A sample of steam with a mass of 0.550 g and at a temperature of 100 degrees C condenses into an insulated container holding 4.40 g of water at 5.0 degrees C. Assuming that no heat is lost to the surroundings, what will be the final temperature of the mixture?
January 25, 2012 by Becca

chemistry
How much heat is required to warm 250.4 g of water from 22.6 C to 75.8 C given that the specific heat capacity of water is 4.184 J/gx degrees C?
November 3, 2011 by Teresa

chem
How much energy (in Joules) is required to heat 13.48 g of water from 10.5 oC to 46.2 oC ? Use 4.184 J/goC as the specific heat capacity of water.
March 26, 2012 by emily

physics(heat)
a mixture of 250g of water and 200g of ice at 0deg C is kept in a calorimeter which has a water equivalent of 50g. if 200g of steam at 100deg C is passed through this mixture, calculate the final temperature and the mass of contents of the calorimeter. ans 572.22g please ...
May 29, 2012 by ridhi

Physics
How much steam at 100 degree centigrade will just melt 3200g of rice at -10 degree centigrade ? ( S.H.C of rice = 0.5 cal/g digree centigrade; Let heat of vapour of steam =540cal/gg).
February 11, 2016 by paresh

Chemistry
Calculate the amount of heat required to raise the temperature of 3 moles of oxygen gas from 298 to 400K. Given that C, of O2 is 29.36 Jmole-'K-'. Please show how to do it.
January 18, 2013 by Dermot

CHEM
A 5.00 g sample of Al pellets (specific heat = .89 J/g degrees c) and a 10.00 g sample of Fe pellets (specific heat = .45 J/g degrees c) are heated to 100.0 degrees C. The mixture of hot Fe and Al is then dropped into 97.3 g of water at 22.0 degrees C. Calculate the final temp...
October 1, 2007 by Charlie

chemistry
how much heat is required to completely vapporize 2.3 grams of ice starting at -50 degrees Celsius? (the specific heat of ice is 2.0 J/g.C; the specific heat of water is 4.184 J/g.C; the heat of fusion is 333 J/g; and the heat of vaporization is 22601 J/g)
March 22, 2011 by Anonymous

science
"How many calories of heat are required to raise the temperature of 650 g of water from 13.0C to 20.0C? (Heat of water is 1.00cal/g X C) "
April 3, 2011 by sharon

Chemistry
In which case is heat involved: mixing 100.0-g samples of 90'C water and 80'C water or mixing 100.0-g samples of 60'C water? assume no heat is lost to the environment. please help thanks.
April 14, 2013 by Perrie E.

Physics HELP PLEASE
If 10-kg of ice at 0 degrees Celsius is added to 2-kg of steam at 100 degrees Celsius, the temperature of the resulting mixture is? Use Joules. ANSWER: 40 Specific Heats: Ice = 2060 Steam = 2020 Latent Heats: Water melting = 3.33x10^5 Water boiling = 2.26x10^6
February 11, 2013 by Max

chemistry
calculate the heat required to raise the temperature of 1.00 L of water from 17.0 degrees celcius to the boiling point
July 13, 2010 by allison

chemistry
A 115 g piece of metal, initially at 60.0 C, is submerged into 100.0 g of water at 25.0 C. At thermal equilibrium, this mixture had a final temperature of 27.0 C. The specific heat capacity of water is 4.18 (J/gC). Use this information to determine the specific heat ...
March 1, 2013 by Brandi

Chemistry
Calculate the amount of heat (calories) needed to raise the temp of 10.0g of water from 10.0 c to 75.0 c ??
October 4, 2015 by Anonymous

Physics
A cylinderical brass rod with a radius of 2.10 cm and length of 1.50 m is placed in a fire with temperature of 490 deg. C. If the other end of the rod is at a temperature of 33 deg. C, what is the rate of heat transfer through the rod (ignore any heat loss from the sides of ...
February 15, 2016 by Alyssa

Chemistry
when a certain amount of calcium chloride (CaCl2) was dissolved 100.g of water, the boiling point rose from 100.0*C to 104.4*C; calculate the molality of this solution.
March 7, 2016 by James Dickenson

Chemistry
When a vehicle is parked in the sunlight on a hot summer day, the temperature inside can approach 55 deg C. one company has patented a non-CFC propelled aerosol that can be sprayed inside a vehicle to reduce the temperature to 25 deg C within seconds. the spray contains a ...
November 20, 2010 by Rayana

Chemistry
When a vehicle is parked in the sunlight on a hot summer day, the temperature inside can approach 55 deg C. one company has patented a non-CFC propelled aerosol that can be sprayed inside a vehicle to reduce the temperature to 25 deg C within seconds. the spray contains a ...
November 21, 2010 by Rayana

Chemistry
How much energy (in kilojoules) is released when 12.8 g of steam at 130.0 C is condensed to give liquid water at 73.5 C? The heat of vaporization of liquid water is 40.67 kJ/mol, and the molar heat capacity is 75.3 J/(K*Mol)for the liquid and 33.6 J/(K*Mol) for the vapor.
January 24, 2011 by Kevin

chemistry
How much energy (in kilojoules) is released when 12.3g of steam at 121.5degree C is condensed to give liquid water at 64.5 degree C? The heat of vaporization of liquid water is 40.67 kj/mol, and the molar heat capacity is 75.3 J/(K mol) for the liquid and 33.6 J/(K mol) for ...
January 25, 2010 by Lauren

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. 14
  17. 15
  18. Next>>