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January 28, 2015

Search: How much heat is required to change 456 g of ice at -25.0°C into water at 25.0°C? The specific heat of ice is 2090 J/(kg K) and the latent heat of fusion of water is 33.5 × 104 J/kg

Number of results: 75,533

chemistry
the heat of fusion water is335 J/g. The heat of evaporization of water is 2.26 kJ/g, the specific heat of ice is 2.05 J/Deg/g, the specific heat of steam is 2.08 J/deg/g and the specific heat of liquid water is 4.184 J/deg/g. How much heat would be needed to convert 12.09 g of...
April 24, 2012 by Randy

Phase Changes
The heat of fusion of water is 335 J/g, the heat of vaporization of water is 2.26 kJ/g, the specifc heat of ice is 2.05 J/deg/g, the specific heat of steam is 2.08 J/deg/g and the specific heat of liquid water is 4.184 J/deg/g. How much heat would be needed to convert 10.73 g ...
May 8, 2013 by Jenny

physics
How much heat must be removed from 456 g of water at 25.0C to change it into ice at -10.0C? The specific heat of ice is 2090 J/kg ∙ K, the latent heat of fusion of water is 33.5 104 J/kg, and the specific heat of water is 4186 J/kg ∙ K.
January 25, 2015 by ej

Chemistry
How much heat is required to change 10 g of ice at 0o deg C to steam at 100 deg. C?
February 23, 2010 by Mari

Chemistry
How much heat is required to change 10 grams of ice at 0 deg. C to steam at 100 deg C?
February 23, 2010 by Ally

Chemistry
Calculate the heat (in kJ) required to change 40.0g of ice at -30.0 deg C to steam at 150.0 deg C?
March 6, 2012 by Caitlin

chemistry
The heat of fusion of water is 335 J/g, the heat of vaporization of water is 2.26 kJ/g, and the specific heat of water is 4.184 J/deg/g. How many grams of ice at 0 could be converted to steam at 100 C by 9,946 Joules of heat?
November 15, 2013 by Dakota

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

Physics
How much energy is required to change a 58 g ice cube from ice at −1◦C to steam at 101◦C? The specific heat of ice is 2090 J/kg ◦ C and of water 4186 J/kg ◦ C. The latent heat of fusion of water is 3.33 105 J/kg, its latent heat of ...
January 30, 2013 by Tiffany

Phyics
How much energy is required to change a 57 g ice cube from ice at −4◦C to steam at 107◦C? The specific heat of ice is 2090 J/kg ◦ C and of water 4186 J/kg ◦ C. The latent heat of fusion of water is 3.33 105 J/kg, its latent heat of ...
July 8, 2013 by Beatles Lover

Physics
how much heat energy needed to convert 125g ice 27 deg C to 50 deg C
January 31, 2013 by Zach

Chemistry
how much heat is needed to convert 966g of ice at -10 deg C to steam at 126 deg C
June 22, 2011 by TC

Chemistry
the heat of fusion water is 335J/g,the heat of vaporization of water is 2.26kJ/g, the specific heat of water is 4.184J/deg/g. how many grams of ice at 0 degrees could be converted to steam at 100 degrees C by 9,574J
April 27, 2012 by Randy

Chemistry
How much heat in kJ is lost when 100.0g of steam at 200 deg C is cooled down until it forms ice at -30.0 deg C?
March 6, 2012 by Caitlin

Physics
Find the heat necessary to change 2.5kg of water (ice) at -2 degrees C to steam at 105 degrees C. specific heat ice= 2060 specific heat water= 4180 specific heat steam= 2020 heat of fusion= 3.34X10^5 heat of vaporization= 2.26X10^6
November 18, 2010 by Brittany

Chemistry
What is the final temperature when 50.0 g of Chromium at 15 deg. C (specific heat of Cr = 0.107 cal/g-deg.) is added to 25 ml of 45 deg.C water?
February 23, 2010 by Mary

Chemistry
22.) The molar heats of fusion and vaporization for water are 6.02 kJ/mol and 40.6 kJ/mol, respectively, and the specific heat capacity of liquid water is 4.18 J/gC. (1) What quantity of heat is required to melt 25.0 g of ice at 0C? (2) What quantity of heat is required to ...
March 5, 2013 by Adriana

chem
The heat of combustion of bituminous coal is 2.50 104 J/g. What quantity of the coal is required to produce the energy to convert 137.7 pounds of ice at 0.00C to steam at 100.C? specific heat (ice) = 2.10 J/gC specific heat (water) = 4.18 J/gC heat of fusion = 333 J/g ...
December 15, 2010 by Bogdanam

Chemistry
Ho much energy is needed to change a 50 g ice cube at 0 deg C to a liquid water at 100 deg. C?
February 23, 2010 by Christopher

had
A 0.106 kg ice cube is taken out of a freezer with temperature -16C. It is then added to a glass of water with mass 0.25 kg. The water initially has a temperature of 24.2 C. Assume no heat is added or lost to the surroundings. Calculate the amount heat required to completely...
March 3, 2014 by Anonymous

Physics
I'm trying to determine the specific heat of copper by experiment and I have a question about the change in temperature of the copper. If I take the copper out of boiling water at 100 deg. C and place it in water at 10 degrees C, the temp. of the water increases to 14 deg. Is ...
May 7, 2009 by Brigid

Chemistry
In order to raise the temperature of 5.0 Kg of water from 20 deg. C to 30 deg. C, a 2.0 kg iron bar is heated and then dropped into the water. What should the starting temperature of the bar be? (Specific heat Fe is 0.22 cal/g-deg.)
February 23, 2010 by Lexie

physics
A 400 g marble block has a specific heat of 860 J/kg C deg. If the block is placed in 700 ml of water, the marble changes it temperature by 17 Celsius degrees. Since the specific heat of water is known to be 4186 J/kg C deg, what is the temperature change of the water. (The ...
February 19, 2014 by Ann

Chemistry HEAT OF FUSION
What amount of energy is required to melt a 26.9 g piece of ice at 0oC? The heat of fusion of ice = 333 Jg-1 Heat required to melt the ice = J What amount of energy must be removed from 120 g of water to cool it from 72.1oC to 12.4oC? Specific heat of water = 4.184 JK-1g-1 ...
October 6, 2011 by tanner

Chemistry
A 63 gram block of an unknown metal at 88 degrees C was dropped into an insulated flask containing approx. 30 g of ice and 30 g of water at 0 degrees C. After the system had reached a steady temp. it was determined that 12.1 g of ice had melted. What is the specific heat of ...
May 15, 2007 by Lindsay

Physical Science
A 5.00 kg block of ice at 25 oC is converted to steam at 125 oC. How much energy (in kilojoules) is expended in this process? The following data are provided: a. Specific heat of ice = 2.092 J/g oC b. Latent heat of fusion = 334.72 J/g c. Specific heat of water = 4.184 J/g oC...
October 27, 2014 by Ashley

Physcial Science
Hey There, I have 4 questions that I am totally stumped on... Can anyone help? A 200-gram chunk of stuff rises in temperature by 3oC when you input 1200 calories of heat. What is its specific heat capacity? Answers A)50 cal/goC. B) 2 cal/goC. C) 5 cal/goC. D) 0.02 cal/goC. You...
September 23, 2011 by Anonymous

Physcial Science
Hey There, I have 4 questions that I am totally stumped on... Can anyone help? A 200-gram chunk of stuff rises in temperature by 3oC when you input 1200 calories of heat. What is its specific heat capacity? Answers A)50 cal/goC. B) 2 cal/goC. C) 5 cal/goC. D) 0.02 cal/goC. You...
September 23, 2011 by Anonymous

Physcial Science
Hey There, I have 4 questions that I am totally stumped on... Can anyone help? A 200-gram chunk of stuff rises in temperature by 3oC when you input 1200 calories of heat. What is its specific heat capacity? Answers A)50 cal/goC. B) 2 cal/goC. C) 5 cal/goC. D) 0.02 cal/goC. You...
September 23, 2011 by Anonymous

Chemistry
A quantity of ice at 0.0 degrees C was added to 33.6 of water at 21.0 degree C to give water at 0.0 degrees C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g * degrees C) q = mass x specific heat x delta T? q = mass x heat...
February 4, 2008 by Lauren

physics
There is a problem that asks if an ice cube is dropped into nitrogen (boiling point of nitrogen is 77K), how much nitrogen will evaporate? heat lost by ice = heat gained by nitrogen But by is the equation m(ice)*c(ice)*deltaT = m(nitrogen)*L(vaporation) ? Why isn't it m(ice)*c...
April 21, 2011 by Pegs

chemistry
An insulated beaker with negligible mass contains liquid water with a mass of 0.255{kg} and a temperature of 76.0{C} How much ice at a temperature of -19.9 C must be dropped into the water so that the final temperature of the system will be 32.2? Take the specific heat of ...
December 7, 2009 by dan

Chemistry
What amount of energy is required to melt a 27.4 g piece of ice at 0oC? The heat of fusion of ice = 333 Jg-1 Heat required to melt the ice 9.12e3 = J What amount of energy must be removed from 123 g of water to cool it from 71.6oC to 9.41oC? Specific heat of water = 4.184 JK-...
October 2, 2014 by Jill

Physics
Trying to beat the heat of summer, a physics grad student went to the local toy store and purchased a child's plastic swimming pool. Upon returning home, he filled it with 154 liters of water at 25C. Realizing that the water would probably not be cool enough, he threw ice ...
November 20, 2010 by BG

physical
Specific Heat. Copper has a specific heat of 0.092 cal/g/deg C. A 75 gram copper mass has been heated to a temperature of 100 degrees C. The copper is placed in thermal contact with 50 grams of water at 25 degrees C. What will be the final equilibrium temperature of the copper...
November 23, 2013 by Anonymous

chemistry
We have of ice at -11.9C and it is ultimately completely converted to liquid at 9.9C. For ice, use a specific heat (Cs) of 2.01 J/gK, for liquid water use a specific heat of 4.18 J/gK, and ΔHfusion = 6.01kJ/mole, Molar mass H20 = 18.01g/mol. If 4.19x10^3 kJ is ...
October 31, 2014 by Thanh

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

science
Which provides more cooling for a Styrofoam cooler, one with 10lb of ice at 0C or one with 10lb of ice water at 0C? Explain your reasoning. 10# ice requires heat to melt the ice + heat to heat the water after it melts. 10# ice water requires heat to heat the water. Which do ...
February 17, 2007 by patrick

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

Physics
Latent heat question: Your car's windshield is covered with a .58 cm thick layer of ice. The ice has an area of 1.6m^2. If the temperature of the ice is -2C, how much heat is required to melt all the ice?
December 1, 2010 by Anonymous

Chemistry - Heat of Fusion of Ice
Conclusion question(s) from a lab we did to find the heat of fusion of ice: Does the value obtained for the molar heat of fusion depend on the volume of water used? Does it depend on the mass of ice melted? Does it depend on the final temperature of the mixture? The heat of ...
October 1, 2006 by J.M.

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

Science
A 40.0 g block of ice at -15 degrees C is dropped into a calorimeter (of negligible heat capacity) containing water at 15 degrees C. When equilibrium is reached, the final temperature is 8.0 degrees C. How much water did the calorimeter contain initially? Specific heat of ice ...
November 29, 2014 by Ciara

physics
500g of water at 40 deg C and 200g of a mixture of ice and water are combined. The final temperature is 10 deg C. How much of the original 200g mixture was ice?
February 23, 2008 by shan

Chem
Calculate the final temperature when a 16.2 gram sample of ice at 0oC is placed into a styrofoam cup containing 128 grams of water at 79.0 oC. Assume that there is no loss or gain of heat from the surroundings. Heat of fusion of ice = 333 Jg-1 Specific heat of water = 4.184 JK...
March 23, 2012 by Chase

Physics-
-Steam at 100 C is mixed with 166.4 g of ice at C32.8 C, in a thermally insulated container, to produce water at 44.6 C. Ignore any heat absorption by the container. -Cwater = 4186. J/(kg C) -Cice = 2090. J/(kg C) -Lf,water = 3.33 105 J/kg -Lv,water = 2.26 106...
April 9, 2013 by blur oh no

physics
The wattage of a commercial ice maker is 226 W and is the rate at which it does work. The ice maker operates just like a refrigerator and has a coefficient of performance of 3.90. The water going into the unit has a temperature of 15.0C, and the ice maker produces ice cubes ...
December 1, 2012 by angie

PHYSICS
The wattage of a commercial ice maker is 226 W and is the rate at which it does work. The ice maker operates just like a refrigerator and has a coefficient of performance of 3.90. The water going into the unit has a temperature of 15.0C, and the ice maker produces ice cubes ...
December 1, 2012 by ag

PHYSICS
The wattage of a commercial ice maker is 226 W and is the rate at which it does work. The ice maker operates just like a refrigerator and has a coefficient of performance of 3.90. The water going into the unit has a temperature of 15.0C, and the ice maker produces ice cubes ...
December 1, 2012 by HELP

Physics
How much heat is added to a 10.0 g of ice at -20.0 degrees Celsius to convert it to steam at 120.0 degrees Celsius? compute and add the following heats: heat to heat ice from -20C to 0C heat to melt ice at 0C Heat to heat water from 0 to 100C heat to convert water to steam at ...
March 5, 2007 by Marie

College Physics
Dry Ice. At standard atmospheric pressure, the solid form of carbon dioxide called dry ice undergoes a phase change not to a liquid but straight to a gas. This process is called sublimation, and like other phase transitions heat energy is required. In this case it is the ...
November 30, 2011 by Anon

Enthalpy of a Phase Change
How many grams of ice at -20.1C can be completely converted to liquid at 9.9C if the available heat for this process is 4.58103 kJ? For ice, use a specific heat of 2.01 J/(g*C) and Heat of Fusion is = 6.01 kJ/mol.
November 8, 2009 by Wessells

Physics
On a winter day the temperature drops from -5 degree C to -15 degree C overnight. If a pan sitting outside contains 0.40kg of ice, how much heat is removed from the ice for the temperature change? (specific heat (ice) = .5kcal/kg) Is it 02.0kcal?
July 9, 2010 by Mary

chemistry
What mass (in grams) of CaCl2(s) must be dissolved in pure water at 10.0 deg Celsius to make a 26.4 mL solution and to increase the solution temperature to 16.4 deg Celsius? Assume that there is no heat loss from the solution and that the solution has the same physical ...
November 16, 2008 by Anonymous

chemistry URGENT (1)
What mass (in grams) of CaCl2(s) must be dissolved in pure water at 10.0 deg Celsius to make a 26.4 mL solution and to increase the solution temperature to 16.4 deg Celsius? Assume that there is no heat loss from the solution and that the solution has the same physical ...
November 16, 2008 by Anonymous

science
which of the following is the best reason salt is sometimes spread on icy highways? 1) when a car drives on the ice, the firstion created between the salt and the ice produces heat that melts the ice. 2)when salt chemically reacts with the water, the heat produced melts the ...
May 12, 2010 by kayci

college
A quantity of ice at 0C is added to 65.0 g of water in a glass at 55C. After the ice melted, the temperature of the water in the glass was 15C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(gC).
July 14, 2010 by Anonymous

math
If i place a dish of ice outside in the sun, The ice has a mass of 0.59 kg and a surface area of 0.039 m2. Assuming that the ice is originally at 0 C and using my answer for part b, which was 1370w/m^2 * 49 * 0.039m^2 = 26.18 watts, How long do i have to wait until all the ...
December 16, 2008 by trigger

Chemistry
A quantity of ice at 0.0 degrees C was added to 33.6 of water at 21.0 degree C to give water at 0.0 degrees C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g * degrees C) q = mass x specific heat x delta T? q = mass x heat...
February 4, 2008 by Lauren

Heat Transfer
A fin 30 cm long & 10mm diameters throughout is made of steel alloy of thermal conductivity 43 W/m-deg. the fin attached to a plane heated wall at 200 deg.C temp. extends into surroundings at 25 deg.C.& Unit surface conductance of 120W/m^2-deg. Workout the heat flow rate from ...
August 1, 2012 by Rafeeq

Heat Transfer
A fin 30 cm long & 10mm diameters throughout is made of steel alloy of thermal conductivity 43 W/m-deg. the fin attached to a plane heated wall at 200 deg.C temp. extends into surroundings at 25 deg.C.& Unit surface conductance of 120W/m^2-deg. Workout the heat flow rate from ...
August 1, 2012 by Guru

physics
134 g of water at 7C is added to ice at 0C. If the final temperature of the system (which you can assume is isolated) is 0C, determine HOW MUCH ICE MELTED. The specific heat of water is 4186 J/kgC. The latent heat of fusion for H2O is 335,000 J/kg.
November 14, 2012 by Joseph

Physics
A calorimeter with specific heat of 490x10^2J/kg^1K^1 has a mass of 2.00x10^-1kg that contains 3.00x10^-1kg of liquid water at 40C. If 5.00x10^-2kg of ice at 0C is dropped into the water. Find the final temperature of the mixture where the ice has melted is 23.8C. Calculate ...
February 9, 2014 by Tsunayoshi

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

Chemistry
An 850 gram chunk of ice at 0 degrees Celsius is dropped into a container holding 1.7 kg of water at an initial temperature of 35 degrees Celsius. Due to the presence of the ice, the temperature of the water eventually drops to 0 degrees Celsius. Show a mathematical solution ...
January 29, 2012 by Selena

physics
A 40-g block of ice is cooled to −71C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of 27C. Determine the final temperature of the system consisting of the ice, water, and calorimeter. (If not all the ice melts, determine how much ...
April 6, 2012 by kevin

physics
A 40-g block of ice is cooled to −71C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of 27C. Determine the final temperature of the system consisting of the ice, water, and calorimeter. (If not all the ice melts, determine how much ...
April 11, 2012 by anthony

Chemistry
A quantity of ice at 0.0C was added to 25.6 g of water at 21.0C to give water at 0.0C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g C). I dont understand how to set this problem up (what the formula is and where to...
October 8, 2008 by Ryan

Chemistry
A quantity of ice at 0.0C was added to 25.6 g of water at 21.0C to give water at 0.0C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g C). I dont understand how to set this problem up (what the formula is and where to...
October 8, 2008 by Ryan

physics
0.1kg of ice initially at a temperature of -10 degrees Celsius is added to a cup with .5kg of water initially at 20 degrees Celsius. The water and ice are isolated thermally from their surroundings. The specific heat of ice is 2000 J/kgoC, the specific heat of water is 4186 J/...
November 17, 2010 by Raquel

Chemistry
What total energy must be absorbed (from the environment) to change 1.00kg of ice at -30.0C on a lake surface in February to water at 20.0C in August? Add the following heats.. heat ice from -30 to OC melt ice at 0C heat water from 0C to 20C
September 23, 2006 by J.M.

Physics!!!Please Help!
-Steam at 100 C is mixed with 166.4 g of ice at C32.8 C, in a thermally insulated container, to produce water at 44.6 C. Ignore any heat absorption by the container. -Cwater = 4186. J/(kg C) -Cice = 2090. J/(kg C) -Lf,water = 3.33 105 J/kg -Lv,water = 2.26 106...
April 10, 2013 by ken

Chemistry
What is the final temperature, in oC, after a 27.0 g piece of ice, at 0oC, is placed in a styrofoam cup with 120 g of water initially at 70.5oC. Assume there is no transfer of heat to or from the surroundings. The specific heat of water = 4.184 JK-1g-1 The heat of fusion of ...
October 2, 2014 by Mike

chemistry
a 14.7g ice cube is placed into 324g og water. calvulate the temperature change in the water upon complete melting of the ice. hint: determine how ,uch heat is absorbed by the melting ice and then use q=mc delta T to calculate the temperature change. use the heat of fusiion ...
May 4, 2010 by janny

physics
At a picnic, a Styrofoam cup contains lemonade and ice at 0 degree C. The thickness of the cup is 2.0*10^-3m, and the area is 0.016 m^2. The temperature at the outside surface of the cup is 35 degree C. The latent heat of fusion for ice is 3.35*10^5 J/kg. What mass of ice ...
February 21, 2008 by Lydia

CHEMISTRY
How much heat is needed to melt 150g of ice? and How much heat is needed to change 150g of ice into steam at 110 degrees? My heat of fusion is 361 and my percent error is 8 if you need that. Answers quickly please :(
March 8, 2011 by TaShe

Physice....help please
not understanding how to do this. A certain storm cloud has a potential of 1.00x10^8 V relative to the tree. If during a lightning storm, 50C of a charge is transfered through this potential differnce and 1.00% of the energy is absorbed by the tree, how much sap can be boiled ...
April 16, 2008 by ~christina~

Chemistry HEAT OF FUSION
What is the final temperature, in oC, after a 15.0 g piece of ice, at 0oC, is placed in a styrofoam cup with 128 g of water initially at 74.0oC. Assume there is no transfer of heat to or from the surroundings. The specific heat of water = 4.184 JK-1g-1 The heat of fusion of ...
October 6, 2011 by tanner

chemistry
Given that the specific heat capacities of ice and steam are 2.06 J/gC and 2.03 J/gC, the molar heats of fusion and vaporization for water are 6.02 kJ/mol and 40.6 kJ/mol, respectively, and the specific heat capacity of water is 4.18 J/gC, calculate the total quantity of ...
February 16, 2010 by Emily

CHEMISTRY
Given that the specific heat capacities of ice and steam are 2.06 J/gC and 2.03 J/gC, the molar heats of fusion and vaporization for water are 6.02 kJ/mol and 40.6 kJ/mol, respectively, and the specific heat capacity of water is 4.18 J/gC, calculate the total quantity of ...
November 2, 2010 by Riley

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

chem
.You have an ice cube that is 150 g and is at a temperature of 0C. You drop the ice into water that is initially at 15C and the ice melts. As a result, the water cools of by exactly 1C to become 14C. How much water was there? In other words, what mass of water at 15C can ...
September 12, 2012 by chuck

Science
A 50 gram ice cube is cooled to -10oC in the freezer. How many calories of heat are required to heat it until it becomes liquid water at 20oC? (The specific heat of ice is 0.5 cal/goC.) Answer A) 1250 cal. B) 4000 cal. C) 5000 cal. D) 5250 cal. Can someone please help me solve...
September 26, 2011 by Anonymous

physics
A 50 gram ice cube is cooled to -10oC in the freezer. How many calories of heat are required to heat it until it becomes liquid water at 20oC? (The specific heat of ice is 0.5 cal/goC.) Answer A) 1250 cal. B) 4000 cal. C) 5000 cal. D) 5250 cal. Can someone please help me solve...
September 26, 2011 by Allison

Chemistry
How much heat is required to warm 225g of ice from -48.6C melt the ice warm the water from 0.0C to 100.0C boil the water and heat the steam to 173.0C
February 22, 2010 by Anonymous

Chemistry
How much heat is required to warm 229 g of ice from -45.3C to 0.0C, melt the ice, warm the water from 0.0C to 100.0C, boil the water, and heat the steam to 173.0C?
April 22, 2012 by Skrillex

Chemistry
Determine the resulting temperature when 150 g of ice at 0 deg.C is mixed with 300 g of water at 50 deg C.
February 23, 2010 by Stacie

chemisty
get a piece of ice, rub it on your arm until it melts. Do you feel the heat leaving your body to melt the ice? how much heat was required to melt one gram of a sample ice and warm it to the body temperature of 37 degress celcius? Heat= Heatfusion*massice + masswater*c*deltaTemp
May 21, 2007 by jennifer lowman

Chemistry
A quantity of ice at 0.0C was added to 25.0 g of water at 21.0C to give water at 0.0C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol and the specific heat is 4.18 J/(g C). _g
January 28, 2012 by jessica

Chemistry
A quantity of ice at 0.0 C was added to 33.6 g of water at 45.0 C to give water at 0.0 C. How much ice was added? The heat of fusion of water is 6.01 kJ/mol, and the specific heat is 4.18 J/(gC).
January 26, 2015 by Zach

chemistry
substance X has a molar mass of 107.6 g/mol. When 2.50 g of substance x burns in an iron calorimeter, the temp. of the calorimeter and the water (2.000 Kg) increases from 25.8 deg. C to 38.7 deg. C. What is the molar heat of combustion of substance X in KJ/Mole. Heat capacity ...
March 27, 2011 by carla

Chemistry
The standard molar heat of fusion of ice is 6020 J/mol. Calculate q, w, and (delta) E for melting 1.00 mol of ice at 0 deg. C and 1.00 atm pressure.
April 11, 2012 by AChem

chemistry
a 5.0 g sample of ice was heated from -20.0 degrees C o 0 degrees C and remained solid. the specific heat of ice is 2.1 j/gC. How much heat did the ice absorb?
April 13, 2012 by laura

Physics
2. Suppose you pour 15 g of hot water (at 55 oC) into a glass that contains 20 g of ice (at - 10 oC). Neglect the heat absorbed in the glass itself. a. How much heat would the water give up to get cooled to the melting point? b. How much heat would it take to get the ice to ...
November 19, 2012 by Jonathan

Physics HELP!
2. Suppose you pour 15 g of hot water (at 55 oC) into a glass that contains 20 g of ice (at - 10 oC). Neglect the heat absorbed in the glass itself. a. How much heat would the water give up to get cooled to the melting point? b. How much heat would it take to get the ice to ...
November 19, 2012 by Jonathan

science
what would be the final amount of water in a mixture when 2kg ice at -20 degrees celsius is mixed with 5kg water at 20 degrees celsius? Given:specific heat capacity of ice=0.5/gram degree celsius,specific heat capacity of water=1cal/gram degree celsius,latent heat of fusion of...
May 14, 2010 by pramit

science
If you have 10 lbs shrimp at 80 deg F how much ice would it take to reach 50 deg F in 10 minutes?
August 7, 2013 by bill

Physics/chem
Trying to beat the heat of summer, a physics grad student went to the local toy store and purchased a child's plastic swimming pool. Upon returning home, he filled it with 154 liters of water at 25C. Realizing that the water would probably not be cool enough, he threw ice ...
November 20, 2010 by BG

physics
Q.an aluminium can of mass 200gm contains 500gms of water at 50c.an ice cube of mass 50gms,initially at a temperature of -20c is thrown into the can of water. i.what is the final temperature onces the ice metls and comes into equilibrium? ii.now a 200gm piece of Iron whose ...
June 1, 2013 by rosy

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