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October 20, 2014

Search: how much heat is required to vaporize 1.00 L

Number of results: 33,545

material science
How much heat (in BTU) would be required to heat and vaporize 100 lb of water from 25C to saturated steam at 1 atm? Assume heat capacity is constant at 1 BTU/lb-F and the latent heat of vaporization is 1,000 BTU/lb
January 19, 2011 by zura

Physics
the pressure is one atmosphere and determine the heat in joules required to produce 5.03 kg of water vapor at 100.0 C, starting with (a) 5.03 kg of water at 100.0 C and (b) 5.03 kg of liquid water at 0.0 C. for part (a) I used the equation Q=mL and L was a given value but I...
November 17, 2006 by Jena

Chemistry
When 25.0 g of ethanol vapor condenses, 23.6 kJ of heat is released. How much heat is required in kJ to vaporize 254 g of ethanol?
October 13, 2010 by Jordin

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

Chemistry
how much heat is required to vaporize 343 g of liquid ethanol at its boiling point?
April 8, 2010 by Anonymous

chemistry
how much heat is required to vaporize 343g of liquid ethanol at its boiling point?
March 25, 2013 by tanya

chemistry
65.0 mL of water is heated to its boiling point. How much heat in Kj is required to vaporize it? (Assume a density of 1.00 g/mL)
September 10, 2010 by jessa

CHEM
A 60.0 sample of water is heated to its boiling point. How much heat (in ) is required to vaporize it? (Assume a density of 1.00 .)
September 2, 2010 by Anonymous

chemistry
a 50.0 ml sample of water is heated to its boiling point. how much heat (in KJ) is required to vaporize it? (assume a density of 1.00g/ml).
February 7, 2009 by reese

Chemistry
How much heat is required to vaporize 343g of liquid ethanol at its boiling point? ΔHvap+38.6 Kj\mol
February 22, 2010 by Anonymous

chemistry
How much energy is required to vaporize 75.5 mL of ethanol (C2H5OH, d=0.789 g/cm^3) at its boiling point, if its heat of vaporization is 40.5 kJ/mol?
September 30, 2012 by Brunette

Chemistry
How much heat (in BTU) would be required to heat and vaporize 100 lb of water from 25C to saturated steam at 1 atm? Assume heat capacity is constant at 1 BTU/lb-F and the latent heat of vaporization is 1,000 BTU/lb. Also, what is the temperature of the saturated steam at 1 atm?
January 17, 2011 by Jini

Chemistry
The heat of vaporization of benzene, C6H6, is 30.8kJ/mol at its boiling point of 80.1 degrees celsius. How much energy in the form of heat is required to vaporize 102g of benzene at its boiling point? I know that the answer is 24.2kJ but i am not sure how to get this.
February 5, 2012 by Hannah

Chemistry
How much heat, in Kj, is required to melt 11.0g of ice, at -13.0 degrees C, and vaporize the H20, and rise the temperature of the steam to 114 degrees C. Need help. Anyone, please!
November 19, 2012 by Shelby

physics
how much heat is required to vaporize 7 grams of ice initially at 0 degrees celsius when the latent fusion of ice is 80 cal/g, the vaporization of water is 540 cal/g, and the specific heat of water is 1 cal/(g x C)?
February 19, 2010 by elisabeth

chem
The standard molar heat of vaporiza- tion for water is 40.79 kJ/mol. How much energy would be required to vaporize 2.54 1010 molecules of water? Answer in units of kJ
March 1, 2012 by sammy

chemistry
Ammonia, NH3, is used as a refrigerant. At its boiling point of -33C, the enthalpy of vaporization of ammonia is 23.3 kJ/mol. How much heat is required to vaporize 125 g of ammonia at -33C?
May 12, 2010 by b

chemistry
The enthalpy of vaporization at 298 K for diethylether (C4H10C) is 26.0 kj/mol. How much heat would be required to vaporize 1.00 L of the ether at 298 K if its density is 0.714 g/L ? A) 250 kj B) 74.1 kj C) 186 kj D) 130 kj E) 440 kj
June 21, 2010 by Jim

chem
How much heat is required to raise the temperature of 200 g CH3OH from 20 to 30 degrees and then vaporize it at 30 degrees. The molar heat capacity of CH3OH is 81.1 J/Mol/K. Okay...the answer is approximately around 254. It was a homework problem. The question is how do you ...
February 15, 2010 by joseph

phys
How many kcal of heat are required to vaporize 25.0 kg of water at 100C?
December 15, 2011 by Dennis

chemistry!
The standard molar heat of vaporization for water is 40.79 kJ/mol. How much energy would be required to vaporize 4.00 mol of water? Answer in units of kJ
March 8, 2012 by urgent

chemistry
How much heat is required to raise the temperature of 200 g CH3OH from 20 to 30 degrees and then vaporize it at 30 degrees. The molar heat capacity of CH3OH is 81.1 J/Mol/K. Okay...the answer is approximately around 254. It was a homework problem. The question is how do you ...
February 13, 2010 by joseph

chemistry
How much heat is required to raise the temperature of 200 g CH3OH from 20 to 30 degrees and then vaporize it at 30 degrees. The molar heat capacity of CH3OH is 81.1 J/Mol/K. Okay...the answer is approximately around 254. It was a homework problem. The question is how do you ...
February 13, 2010 by joseph

chemistry
What quantity of heat is required to vaporize 32.5 g of liquid water at 100C?
February 16, 2010 by Emily

Physics
How many kcal of heat are required to vaporize 25.0kg of water at 100C?
April 2, 2012 by Madison

chemistry
what quantity of heat is required to vaporize 141 g of benzene at its boiling point 80.1 degrees celcius? heat of vaporization is 30.8 degrees celcius.
January 20, 2011 by Angela

AP Chemistry
Ammonia, NH3, is used as a refrigerant. At its boiling point of -33 degress Celcius, the enthalpy of vaporization of ammonia is 23.3 kJ/mol. How much heat is required to vaporize 355 g of ammonia at -33 degrees Celcius? a. 1.12 kJ b. 152 kJ c. 251 kJ d. 486 kJ e. 8.27 x 10^3 kJ
April 4, 2008 by Joe

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

Chermistry
if molar enthalpy of vaporization of enthanol is 38.6 kJ/mol, how many moles of ethanol are vaporize when required heat is 200.72kJ
August 31, 2010 by Paris

Chemestry
How much heat (in kJ}) is required to vaporize it? (Assume a density of 1.00 g/mL ) I have this 60.0ML/ 1.00 g/ml = 60grams 60/153/81 g/mol = .3900916715 moles .3900916715 moles / 43.9 kj/mol = 17.122 And it keeps telling me the answer is wrong.
January 25, 2009 by Creative9k

Chemstry Help Drbob!
How much heat (in kJ}) is required to vaporize it? (Assume a density of 1.00 g/mL ) I have this 60.0ML/ 1.00 g/ml = 60grams 60/153/81 g/mol = .3900916715 moles .3900916715 moles / 43.9 kj/mol = 17.122 And it keeps telling me the answer is wrong.
January 25, 2009 by Creative9k

Chemistry
The molar heat of vaporization of ethanol is 43.5 kJ/mo. Calculate the heat required to vaporize 25.0 g of ethanol at its boiling point. Ethanol is (2C 5H OH) Could someone please write the equation? (is the equation q=CmT)
May 18, 2010 by Anonymous

chem
how much energy is required to vaporize 1.5 kg of copper?
July 22, 2014 by chase

chemistry
Some properties of aluminum are summarized in the following list. normal melting point 658C heat of fusion 0.395 kJ/g normal boiling point 2467C heat of vaporization 10.52 kJ/g specific heat of the solid 0.902 J/gC (a) Calculate the quantity of energy required to heat 1.75 ...
May 1, 2010 by Jake

Chemistry
Some properties of aluminum are summarized in the following list. normal melting point 658C heat of fusion 0.395 kJ/g normal boiling point 2467C heat of vaporization 10.52 kJ/g specific heat of the solid 0.902 J/gC (a) Calculate the quantity of energy required to heat 1.75 ...
May 1, 2010 by Charles

Chemistry
Liquid Butane, C4H10, is stored in cylinders to be used as a fuel. Suppose 39.3g of butane gas is removed from a cylinder. How much heat must be provided to vaporize this much gas? The heat of vaporization of butane is 21.3 kJ/mol.
January 31, 2008 by Lauren

Chemistry
Liquid Butane, C4H10, is stored in cylinders to be used as a fuel. Suppose 39.3g of butane gas is removed from a cylinder. How much heat must be provided to vaporize this much gas? The heat of vaporization of butane is 21.3 kJ/mol.
January 31, 2008 by Lauren

science
how matter can change from one form to another. Heat causes solids to melt, and more heat causes them to vaporize. Is this what you meant? Heat causes solids to melt, and more heat causes them to vaporize. Is this what you meant?
July 6, 2007 by Anonymous

Chemistry
Ethane, C2H6 has a molar heat of vaporization of 15 kj/moles. How many kilojoules of energy are required to vaporize 5 grams of Ethane?
July 21, 2008 by Persia

Chemistry
Ethane, C2H6, has a molar heat of vaporization of 15kJ/mole. How many kilojoules or energy are required to vaporize 5 g of ethane?
May 1, 2012 by Ambra

chemistry
a) how much heat is required to convert the ice to water that is also 0.00 C? b) how much heat would be required to warm this water from 0.00 C to 17.50 C? HELP!! I think the fusion is 333 J/g at 0 C... But I'm not sure what to do with that.
September 7, 2008 by Jeff

chemistry
How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H (FUSION): 3.28 kJ mol^-1...
December 8, 2008 by Linda

chemistry
How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H (FUSION): 3.28 kJ mol^-1...
December 8, 2008 by Linda

Chemistry
Consider a 27.5g piece of ice at 0.00C. a) how much heat is required to convert the ice to water that is also 0.00 C? b) how much heat would be required to warm this water from 0.00 C to 17.50 C? I don't understand the process of how to go about solving this problem.
September 7, 2008 by Jeff

Chemistry
Consider a 27.5 g piece of ice at 0.00 C. a) how much heat is required to convert the ice to water that is also 0.00 C? b) how much heat would be required to warm this water from 0.00 C to 17.50 C? HELP!! I think the fusion is 333 J/g at 0 C... But I'm not sure what to do with...
September 7, 2008 by Jeff

IPC
The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams of water?
October 12, 2010 by Katy

science
The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams of water?
June 5, 2013 by Quan

11th grade
The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams of water?
May 4, 2010 by katlyn

Physical Science
I studied this 2 years ago in college and am no back in school. I can't remember any of this stuff and I really need to figure it out. Please Help Me!! The Latent Heat of Vaporization for water is 540. cal/g. How much heat (in calories) must be added to 10.0 g of water at ...
February 5, 2013 by Jessica

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

Chemistry
How much energy in kilocalories is needed to vaporize 255g of water? The heat of vaporization of water is 540 cal/g.
April 10, 2013 by Ryan

Chemistry
I need to find heat of vaporization. The liquid starts to vaporize at 110 degrees C and there is 10 g of the liquid. I don't think it matters but it is heated at 60 kj/minute. Would it just be amount multiplied by the temp when it starts to vaporize? I don't think it is that ...
February 19, 2010 by jp

physics
An ice bag containing 0C ice is much more effective in absorbing heat than one containing the same amount of 0C water. (a) How much heat in kcal is required to raise the temperature of 0.700 kg of water from 0C to 27.0C? (b) How much heat is required to first melt 0.700 kg...
July 19, 2013 by Eric

chemistry
1. the volume of an idea gas is 2.06L at standard temperature and pressure. Calculate the volume at 1.75 atm and 27CELCIUS. 2. Ethane, C2h6 has a molar heat of vaporization of 15kj/mole. How many kilojoules or energy are required to vaporize 5 g of ethane?
December 1, 2009 by stephanie

Physics
During a particular thunderstorm, the elctric potential difference between the clouds and the groud is Vcloud-Vgroud = 10^9 volts with the cloud being at the higher potential. Now, there is a lightning flash in which a charge of -25C is transferred from the ground to the cloud...
January 26, 2010 by Es

Physics
If you wish to warm 120 kg of water by 16C for your bath, how much heat is required? ((The heat capacity of liquid water is 4186 J/(kgoC) ) Q = M C *(delta T) delta T = 16 C (it means "change in temperature) M = 120 kg C = 4186 J/(kgoC Multiply it out for the answer (Q, the...
March 27, 2007 by Paula

physics
The specific heat of mercury is .03cal/g*C, and it's boiling point is 357*C. The specific heat of water is 1 cal/g*C. It takes 65 calories of energy to vaporize one gram of mercury and 540 calories to vaporize one gram of water. If both substances begin at about 22*C does it ...
January 25, 2012 by Angel

pyhsical science
How much heat is necessary to vaporize 100 g of water at 100 C to form steam at 100 C?
March 16, 2010 by Anonymous

physical science
How much heat is necessary to vaporize 100 g of water at 100 C to form steam at 100 C?
March 16, 2010 by Anonymous

physical science
How much heat is necessary to vaporize 100 g of water at 100 C to form steam at 100 C?
March 16, 2010 by Anonymous

Chemistry
How much heat is required to vaporize 1.00 L of CCl4 at its normal boiling point? The following data are given for CCl4. Normal melting point, -23 degree celcius , normal boiling point, 77 degree celcius density of liquid 1.59 g/mL; ; enthalpy of fusion 3.28 kJ/mol vapor ...
December 8, 2008 by Ashleigh

Physics
Assume the optimal coffee drinking temperature is 75C, and further assume coffee has the same heat capacity and density as water. a. How much energy is required to raise the temperature of 1 cup (0.237 liters) of coffee initially at 25C to the optimal temperature? b. How ...
December 5, 2010 by Steve

physics
(a) How much heat is required to raise by 12.40C the temperature of 1.4 kg of water. (b) How much heat is required to raise by 12.40C the temperature of 1.4 kg of iron.
April 9, 2012 by JOHN

Physics
How much heat is required to raise by 10.30C the temperature of 1.2 kg of water? How much heat is required to raise by 10.30C the temperature of 1.2 kg of iron?
April 16, 2012 by Alex

specific heat capacity
How much heat would be required to heat 1 gram of pure liquid water from 10C to 20C? How would i approach this problem?
September 26, 2011 by D

Chemistry
The specfic heat of iron is 0.11cal/g C. The heat of fusion of iron, the heat required to convert iron from a solid to liquid at its melting point, is 63.7cal/g. Iron melts at 1530 C. How much heat must be added to 2g of iron at 25c to completely melt it?
March 15, 2013 by Dan

chemistry
A certain substance has a molar heat of vaporization of 54.2 kJ/mol. How much of the substance is in a sample that requires 80.0 kJ to vaporize? Answer in units of mol
March 1, 2012 by anonymous

chemistry
How much heat in joules is required to heat a 40g sample of aluminum from 77*C to 150*F?
February 18, 2012 by lorray

chemistry
How much heat in joules is required to heat a 44g sample of aluminum from 76 F to 148 F?
February 26, 2013 by tish

Chemistry
Ethanol (C2H5OH) boils at a temperature of 78.3oC. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 22.8 g sample of ethanol initially at a temperature of 16.5oC. The specific heat of ethanol is approximately constant at 2.44 JK-...
October 6, 2011 by tanner

Chemistry
Ethanol (C2H5OH) boils at a temperature of 78.3oC. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 13.1 g sample of ethanol initially at a temperature of 11.1oC. The specific heat of ethanol is approximately constant at 2.44 JK-...
October 6, 2011 by Carrie

Chemistry
Ethanol (C2H5OH) boils at a temperature of 78.3oC. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 28.6 g sample of ethanol initially at a temperature of 10.8oC. The specific heat of ethanol is approximately constant at 2.44 JK-...
October 7, 2011 by John

Chemistry
How much heat on joules is required to melt 3mol of ice? (the heat of fusion is 6.01 kj/mol)
April 4, 2010 by Cassy

chemistry
the heat of fusion of water is 335 J/g. How much heat would be required to melt 97.8 g of ice
April 24, 2012 by Randy

chem
The specific heat of silver is 0.237 J/goC Its melting point is 961oC . Its heat of fusion is 11 J/g. How much heat (in J) is needed to change 17.5 g of silver from solid at 25oC to liquid at 961oC ? Add the heat required to warm the silver from room temp to the mp. Then add ...
October 31, 2006 by mary

college chem
Ethanol (C2H5OH) boils at a temperature of 78.3oC. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 20.0 g sample of ethanol initially at a temperature of 13.6oC. The specific heat of ethanol is approximately constant at 2.44 JK-...
October 4, 2011 by john

chemistry
The specific heat of iron is approximately 0.45 J/g C. How much heat energy is required to raise a 40 g sample of aluminum from 40 C to 60 C?
April 4, 2012 by esmi

Physics
How much heat is required to melt 50 grams of ice heat it to its boiling point and then turn it into vapor
December 6, 2012 by Anothony

physics
If you wish to warm 110kg of water by 18 degrees C for your bath how much heat is required? Heat= mass*specificheat*TempChange Put the mass in kg, choose the specific heat constant in units of J/(kg-C), and use the 18C as the temp change.
October 27, 2006 by Tonya

chemistry
need help setting this problem up: The heat of fusion of water is 335 J/g. How much heat would be required to melt 10.4 g of ice?
July 20, 2010 by ellen

chemistry
The heat of vaporization of water is 40 kJ mol-1 at 100oC. What percentage of the heat supplied to vaporize the water can be converted into work if the water is vaporized at 100 degrees C against a constant pressure of 1 atm?
November 8, 2011 by nath

Chemistry
How much energy (heat) is required to convert 248 g of water from 0oC to 154oC? Assume that the water begins as a liquid, that the specific heat of water is 4.184 J/g.oC over the entire liquid range, that the specific heat of steam is 1.99 J/g.oC, and the heat of vaporization ...
September 16, 2008 by Jimmy

Chem
How much energy (heat) is required to convert 248 g of water from 0oC to 154oC? Assume that the water begins as a liquid, that the specific heat of water is 4.184 J/g.oC over the entire liquid range, that the specific heat of steam is 1.99 J/g.oC, and the heat of vaporization ...
February 4, 2012 by Dan

Chemistry Help!!
how many joules of heat are needed to vaporize 50.0 g water at 100.0 C?
October 12, 2011 by Maci

physics
How much total heat is required to heat 3316 g of ice at -16.12 oC to all steam at a temperature of 128.08 oC? how do you carry out the five step process?
June 5, 2010 by dESHA

Chemistry
How much heat, in kilojoules (kJ), is required to raise the temperature of 2.50kg Hg(l) from -20.0 to -6.0C? Assume a density of 13.6g/ml and a molar heat capacity of 28.0 J mol -1 C -1 for Hg(l). Please helpppppp .... thanks in advance
October 21, 2013 by Bob

physics
calculate the amount of heat energy required to raise the temperature of a 5kg block of solid platinum from 0 degrees celsius to 25 degrees celsius. the specific heat of platinum is 133j/kg k. how much heat energy is required to raise 5kg of water by the same amount? the ...
January 8, 2011 by charlie

Chemistry
which of the following quantities is not required to calculate the amount of heat energy required to heat water from 25^OC to 55^OC? A-the mass of water sample. B-the initial temp. C-the heat of vaporization for water. D-the final temp. E-the specific heat of water.
July 15, 2011 by John Height

Physics Heat
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 10, 2013 by Isis

Chemistry
Lead has a melting point of 327C, its specific heat is J/gdeg, and its molar enthalpy of fusion is 4.80 kJ/mol. How much heat, in kilojoules, will be required to heat a 500.0-g sample of lead from 23.0C to its melting point and then melt it?
November 4, 2012 by steph

Chemistry
Lead has a melting point of 327C, its specific heat is J/gdeg, and its molar enthalpy of fusion is 4.80 kJ/mol. How much heat, in kilojoules, will be required to heat a 500.0-g sample of lead from 23.0C to its melting point and then melt it?
November 4, 2012 by steph

Chemistry
calculate the amount of energy required to vaporize 43.0g of water at its boiling point
February 28, 2013 by Richie

Chemistry
The molar heat of solution of NH4NO3 is 25.7 kJ/mol. How much heat (in kJ) would be required to dissolve 20 grams of NH4NO3 in water?
December 14, 2010 by Hannah

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

CHEMISTRY
The specific heat capacity (cp) of lead is 0.13 J/g C. How much heat (in J) is required to raise the temperature of 15 grams of lead from 22 C to 37 C? a. 2.0 b. -0.13 c. 0.13 d. 29
May 9, 2010 by GRACE

CHEMISTRY
The specific heat capacity (cp) of lead is 0.13 J/g C. How much heat (in J) is required to raise the temperature of 15 grams of lead from 22 C to 37 C? a. 2.0 b. -0.13 c. 0.13 d. 29
May 9, 2010 by GRACE

Physics
How much heat is required to raise the temperature of a 4.3-kg block of steel by 48 K? (The specific heat of this steel is 450 J/kg K.)
July 31, 2012 by Sierra

chemistry
How much ice is required to cool a 15.0oz drink from 71 F to 34 F, if the heat capacity of the drink is 4.18 J/g*C ? (Assume that the heat transfer is 100% efficient.)
January 22, 2013 by Jack

Chemistry
Calculate the heat in kilojoules needed to vaporize 8.00kg of water at 100∘C.
February 18, 2014 by Jacqueline

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