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October 23, 2014

Search: Calculate the amount of heat required to completely sublime 85.0 of solid dry ice at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3 .

Number of results: 48,700

chemistry
Calculate the final temperature of 289 of water initially at 35 upon absorption of 20 of heat.
October 7, 2011 by jasmin

chemistry
a sample of iron (35.0g) absorbs 5.50J. of heat. calculate the increase in temperature that occurs
November 3, 2011 by payton

Chemistry
Calculate the final temperature of 244 of water initially at 35 upon absorption of 20 of heat
February 5, 2013 by KJ

chemistry
is this the right anser? for this problem please let me know thanks calculate the amount of heat in kilojoules released when 50 grams of steam at 125 C are converted to 50 grams of ice at -125 C so 50 grams of H2O Ti= 124 C Tf= -125 C q=? J=? q=m *Cp * At J= 50g * 4.184J/g C...
October 27, 2008 by Joshua

Chemistry
I am thrown off by this question because they dont give a molecule to work with. Also i don't know how i would work the acid... help! A 195 mL solution of a dilute acid is added to 102 mL of a base solution in a coffee-cup calorimeter. The temperature of the solution increases...
March 29, 2014 by Ali

Chemistry
A 35.8f sample of cadminum metal was melted by an electric heater 4.66 J/s of heat. If it took 6.92 min from the time the metal began to melt until it was completely melted, what is the heat of fusion per mole of cadminum?
January 31, 2008 by Lauren

Chemistry
How much energy is required to heat 36.9g of ice at 0 degrees celsius to water at 0 degrees celsius?
March 2, 2013 by Maria

physics
How much paraffin oil would be needed to heat the same volume of water? Heat capacity of water = 4200 j kg-1 K-1 Mass of 1 litre of water = 1kg Heat value of paraffin = 45M J kg-1 Density of paraffin = 800kg m -3 1 cubic centimetre (1cm3 = 10-6 m3) Water ...
December 15, 2010 by Paul

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

PHYSICS
Bricks have a thickness of 12 cm, if an external wall of the house measures 10 mx 15m, calculate the rate of heat exchange through this wall if the inside temperature is 200C and the outside temperature is 50C.
April 10, 2013 by Jane

Chemistry
When 10.00g of phosphorus is burned in O2(g) to form P4O10(s), enough heat is generated to raise the temperature of 2990g of water from 18.0 ∘C to 38.0 ∘C. Calculate the heat of formation of P4O10(s) under these conditions. -------------------------------------- ...
February 25, 2014 by John

Chemistry
What is the specific heat of a substance if 26.0 kJ are required to raise the temperature of 250. g of the substance from 34.0C to 201.0C?
March 7, 2010 by Tiffany

Chemistry
What is the specific heat of a substance if 35.5 kJ are required to raise the temperature of 345 g of the substance from 69.0C to 150.0C?
March 8, 2010 by Megan

Chemistry
20cm3 of 0.500moldm-3 H2SO4 was consumed to neutralize 50cm3 of 0.400moldm-3 NaOH. The temperature of the system is increased by 36 degree C. The heat capacity of the calorie meter was 39 JK-1, and the heat capacityof the solution is 4.2JK-1. Find the enthalpy of ...
February 21, 2013 by Emma

Chemistry
20cm3 of 0.500moldm-3 H2SO4 was consumed to neutralize 50cm3 of 0.400moldm-3 NaOH. The temperature of the system is increased by 36 degree C. The heat capacity of the calorie meter was 39 JK-1, and the heat capacityof the solution is 4.2JK-1. Find the enthalpy of ...
February 21, 2013 by Emma

chemistry
How much heat (in Joules) is gained by the water when a chemical reaction takes place in 100.0 ml aqueous solution, has a temperature increase of 10.20C and a specific heat capacity of 4.180 J/Cg? [Hint: ignore any effects of the calorimeter and solve for qwater]
March 31, 2014 by shelle

chemistry/please double check
Hi, I just need to know if I finally got this exercise right. Calculate the amount of heat in kilojoules released when 50 grams of steam at 125 Celsius are converted to 50 grams of ice at -125 Celsius. so, qw= 50*4.184J/g C (125 C-o)= 26.15 x 10^3 qi= 50*2.09*(-125)=-13.065 KJ...
October 28, 2008 by Joshua

Chemistry
A coffee-cup calorimeter initially contains 125 g water at 24.2 degrees celsius. Potassium bromide (10.5 g), also at 24.2 degree celsius, is added to the water, and after the KBr dissolves, the final temperature is 21.1 degrees celsius. Calculate the enthalpy change for ...
February 13, 2012 by Elle

Chemistry
How many kilograms of water at 15oC can be heated to 95oC by burning 143 grams of methane, CH4, assuming that 100% of the heat is used to heat the water. The heat of combustion of methane is 891 kJ per mole of methane. (The specific heat of water is 4.184 J/goC.) I am not sure...
January 30, 2012 by Hannah

Physics
How much ice at 0 degrees celsius can be melted with 1kg of steam at 100 degrees celsius, assuming no loss of energy to the surroundings? Use specific latent heat values. The specific heat of water is 4200 J kg-1 K-1
June 26, 2013 by Mariya

Physics
A cylindrical copper rod of length 1.20 m and cross-sectional area 5.60 cm^2 is insulated to prevent heat loss through its surface. The ends are maintained at a temperature difference of 100 degrees C by having one end in a water-ice mixture and the other in boiling water and ...
September 23, 2013 by cm

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

Physics
why are you not harmed by the greater-than-1000C sparks from a Fourth of July-type sparkler? The sparks, while hot (high temperature), have little heat in them (low thermal capacity, or specific heat).
March 22, 2007 by Naomi

Physics
The latent heat of vaporizaiton of H2O at body temperature (37.0C) is 2.42 106 J/kg. To cool the body of a 89 kg jogger (average specific heat capacity = 3500 J/(kgC)) by 1.4 C, how many kilograms of water in the form of sweat have to be evaporated?
April 4, 2008 by Pierce

Physics
The latent heat of vaporization of H2O at body temperature (37C) is 2.42 x 106 J/kg. To cool the body of a 77.6-kg jogger [average specific heat capacity = 3500 J/(kg C)] by 2.78 C, how many kilograms of water in the form of sweat have to be evaporated?
December 5, 2012 by StressedStudent

lab+chem.
Hey can u guys help on this lab, I dont get it. I have to figure out the: prediction, Analysis, and evaluation. Problem: what is the molar enthalpy of ice? Evidence: mass of calorimeter: 3.76g mass of calorimeter+ water: 103.26g mass of calorimeter+ water+melted ice: 120.59g ...
August 5, 2006 by David

chemistry
Ethyl alcohol (CH3CH2OH) has a heat of fusion of 5.01 kj/mol. How much heat in kj is required to melt 137g of ethyl alcohol.
June 21, 2010 by Kim

Chemistry
I want to know the enthalpy change for this reaction which occurs in a blast furnace: Fe2O3(s) + 3C(s) --> 2Fe(l) + 3CO(g) You will need the heat of formation for CO, and ironIIIoxide, and the heatofmelting for iron. I suspect you have some temperature in mind also which ...
April 15, 2007 by Alice

Physics
A fish at a pressure of 1.1 atm has its swim bladder inflated to an initial volume of 8.16 mL. If the fish starts swimming horizontally, its temperature increases from 20.0 degrees Celsius to 22.0 degress Celcius as a result of exertion. A)Since the fish is still at the same ...
May 4, 2011 by Devon

Chemistry
How much heat is required to raise the temperature of 53.5g of water from its melting point to its boiling point?
November 4, 2012 by Bird

chemistry
a chunk of silver has a heat capacity of 42.8J/degrees celcius and a mass of 181g. calculate the specific heat of silver.
November 16, 2009 by joshua

chemistry
Calculate the heat transferred when a 8 g of iron nail is cooled from 50oC to 18oC. The specific heat of iron is 0.45 J/goC.
December 4, 2011 by Dana

physics
When 1180 J of heat are added to one mole of an ideal monatomic gas, its temperature increases from 272 to 292 K. Find the work done by the gas during this process. I know the specific heat is Q/delta T, so C = (1180 J)/(20K) = 59. This seems like any easy problem, but now I'm...
June 22, 2007 by tmaria

Chemistry
Calculate the heat given off when 177 g of copper cools from 155.0 c to 22.0 c. The specific heat capacity of copper is 0.385 j/g c
January 23, 2014 by Andrew

Chemistry
A chunk of silver has a heat capacity of 42.8 J/degrees C and a mass of 181g. Calculate the specific heat of silver.
May 19, 2010 by Ralph

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

chemistry
How many kilojoules of heat is required to completely covert 60.0 grams of water at 32.0 C to steam at 100C? For water: s = 4.179 J/g C Hfusion = 6.01 kJ/mol Hvap = 40.7 kJ/mol
November 29, 2010 by Kate

chemistry
How many kilojoules of heat is required to completely covert 60.0 grams of water at 32.0 C to steam at 100C? For water: s = 4.179 J/g C Hfusion = 6.01 kJ/mol Hvap = 40.7 kJ/mol
November 29, 2010 by Kate

Chemistry
Calculate the heat energy released when 19.6 of liquid mercury at 25.00 C is converted to solid mercury at its melting point
July 9, 2011 by Josh

Physics
A class of 11 students taking an exam has a power output per student of 124 W. Assume that the initial temperature of the room is 18.7C and that its dimensions are 6.00 m by 14.5 m by 3.40 m. What is the temperature (in C, do not enter units) of the room at the end of 55.0 ...
February 9, 2011 by Kelsey

Chemistry
calculate the amount of heat generated when 50g of water is condensed at 100 degrees celsius
April 26, 2011 by Andy

Chemistry
An insulated container has 54 grams of 90 C water. How much ice is required to lower the temperature of 50C? No ice remains.
March 13, 2013 by Sarcasticqueen

chemistry
Insert a complete data table, including appropriate significant figures and units, in the space below. Also include any observations you made over the course of Part I. Aluminum Measured Mass of Metal 41.66 g Distilled Water Measurement 25 mL Distilled Water Temperature 25 C ...
July 7, 2014 by kim

chemistry 101
How much alcohol must be burned to generate 279kj of heat to warm the water as described in problem 3? (60F to 180F) I've seen where they say the answer is (mass of alcohol)(heat ofcombustion)=279 and you solve for mass. However how am I to know which heat of combustion to use...
April 15, 2012 by Anonymous

physics
A thermometer of mass 0.0550 kg and of specific heat 0.837 kJ/kgK reads 15.0C. It is then completely immersed in 0.300 kg of water, and it comes to the same final temperature as the water. If the thermometer reads 44.0 C, what was the temperature of the water before the ...
January 23, 2012 by chx

thermodynamics
A thermometer of mass 0.0550 kg and of specific heat 0.837 kJ/kgK reads 15.0C. It is then completely immersed in 0.300 kg of water, and it comes to the same final temperature as the water. If the thermometer reads 44.0 C, what was the temperature of the water before the ...
January 23, 2012 by chx

physics
Consider 3 liters of an ideal (monatomic) gas at a pressure of 34 atm and a temperature of 356K. Call this state of the system A. Using the ideal gas law, calculate the number of moles of gas present in the system. 3.49 The temperature of the system is reduced, keeping the ...
April 11, 2012 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!!
A chunk of silver has a heat capacity of 42.8 J for 1C and a mass of 181g. Calculate the specific heat of silver.
May 21, 2010 by Meg Hat

Chem
The value of H for the reaction below is -482 kJ. Calculate the heat (kJ) released to the surroundings when 12.0 g of CO(g) reacts completely. 2CO(g) + O2(g) 2CO2(g) *I just want to how to solve this problem as in an equation, not the answer. thank you!
June 8, 2012 by Harlem

cochise
How many kilocal are required to increase the temperature of 15.6 g of iron from 122 C to 355 C? The specific heat of iron is 0.450 J/g C
April 13, 2012 by Emily

college chemistry
Given that the heat of fusion of water is -6.02 kJ/mol, that the heat capacity of H2O(l) is 75.2 kJ/mol*K and that the heat capacity of H2O(s) is 37.7 kJ/mol*K, calculate the heat of fusion of water at -11 K.
January 24, 2010 by i'm stuck

chemistry
Please help!!! Desperate for answer!!!? Did the equation do not know the 2nd questions"s answers for the problems a) 2O3(g) = 3 O2(g) + heat (O3 IS UNDERLINED) [6.0x10-1] [0.21] b) 2 CO2 (g) + heat = 2 CO(g) +O2(g) (CO IS UNDERLINED) [0.103] [0.024] [1.18 x10-2] c) NO2(g) + O2...
January 8, 2010 by Shanta

Physics
Please help! Suppose that a 400 gram copper object (specific heat 0.092 cal/g/degrees Celsius) receives 900 cal. of heat. What is the temperature change? Explain your reasoning. Do not use algebra Thanks!
March 1, 2011 by A

physics
The formation of condensation on a glass of ice water causes the ice to melt faster than it would otherwise. If 8.00 g of condensation forms on a glass containing both water and 200 g of ice, how many grams of the ice will melt as a result? Assume no other heat transfer occurs.
April 27, 2014 by sara

heat of solution
the heat formation of NH3 is -11.04 Kcal/mole. HOW would you calculate the heat of formation of NH3 in Kj/mole?
June 2, 2010 by Sienna

Chem
calculate the temperature change that occurs when 229 cal of heat are added to 22g of water
September 4, 2013 by Toni

Physics _ Please help
25 kg of ice at 0 C is combined with 4 kg of steam at 100 C. What is the final equilibrium temperature in C of the system? (Lf = 3.33 x 105 J/kg; Lv 2.26 x 106 J/kg, specific heat capacity of water =4186 J/(kg.K)) Question 2 options: A) 40 B) 20 C) 60 D) 100 E) 8
August 12, 2011 by Maya

Physics - ice to liquid
Fifty grams of hot water at 80oC is poured into a cavity in a very large block of ice at 0oC. The final temperature of the water in the cavity is then 0oC. Show that the mass of ice that melts is 50 g. To melt ice to 50g of water, I think that it will take: 50g(334J/g) = 167,...
September 24, 2009 by Ceres

science
a 100 mL {100 grams} of water at 4.0 degrees celsius is heated until its tempurture is 37 degrees celcus. if the specific heat of water is 4.18 joules/grams degrees celcus calculate the amount of heat energy needed to cause this rise in tempurture
February 15, 2012 by jane

chemistry
a 100 mL {100 grams} of water at 4.0 degrees celsius is heated until its tempurture is 37 degrees celcus. if the specific heat of water is 4.18 joules/grams degrees celcus calculate the amount of heat energy needed to cause this rise in tempurture
February 15, 2012 by jane

Physics
2. Determine the quantity of heat required, to raise 11.100kg of water at 80.000 degrees Celsius, to saturated steam at 2250.000kPa and 71.400% dry. ANS = kJ Not sure where to start. I need a little help please. I do have a chart with the properties of saturated steam. Thank ...
July 13, 2013 by Danny

Thermodynamics
2. Determine the quantity of heat required, to raise 11.100kg of water at 80.000 degrees Celsius, to saturated steam at 2250.000kPa and 71.400% dry. ANS = kJ Not sure where to start. I need a little help please. I do have a chart with the properties of saturated steam. Thank ...
July 13, 2013 by Danny

9th grade
the atmosphere..? a. creates tides b. has no effect on heat gain or loss c. allows heat to escape quickly in order to cool the planet d. keeps heat from escaping too quiclkly into space.
December 12, 2010 by Anonymous

Chemestry
Calculater the amount of heat in kilojoules released when 50 grams of steam at 125 C are converted to 50 grams of ice at -125 C?
October 24, 2008 by Maria

Chemistry
Calculate the joules of energy involved when 11 grams of water at 10.0 degrees Celsius cools and then freezes at 0.0 degrees Celsius. How many kilocalories are required to raise the temperature of 305 gtams silver from 30 degrees Celsius to 70 degrees Celsius? (spec. heat of ...
January 24, 2011 by Palak

Heat Transfer
A hollow tube having an inside diameter of 2.5 cm and a wall thickness of 0.4 mm is exposed to an environment at h=100 W/m2C and T =40C. What heat generation rate in the tube will produce a maximum tube temperature of 250C for k =24 W/mC?
March 4, 2014 by Ritesh

Heat Transfer
A hollow tube having an inside diameter of 2.5 cm and a wall thickness of 0.4 mm is exposed to an environment at h=100 W/m2C and T =40C. What heat generation rate in the tube will produce a maximum tube temperature of 250C for k =24 W/mC?
March 11, 2014 by RHS

physical science
If 500 kg of water at 200 degrees F is poured into a lake that is 50.0 degrees F, how much heat is added to the lake? Joules added = mass x specific heat water x delta T. mass = 500 kg Look up specific heat water in cal/kg delt T is 200. Solve for Joules added. Isn't the ...
June 22, 2007 by jan

Chemistry
What mass of copper solid, initially at 25oC,should be added to 100 g of steam, initially at100oC, if we want exactly half of the steam to condense? The specific heat of copper is 0.385 J g-1 oC-1. For water, the heat of vaporization is 2257 J g−1.
May 19, 2010 by Raven

Physical Science
How many calories of heat are required to raise the temperature of 550g of water from 12.0 degrees celcius to 18.0 degrees celcuis
November 13, 2009 by Marco

Chemistry
Copper has a specific heat of 0.387 J/gC. How much energy is required to raise the temperature of 140. g of copper from 17.5C to 154.0C?
March 8, 2010 by Megan

Physics
Hey I'm lost on this physics problem can anyone tell me which equations i'm suppose to use in these questions a) A skier inhales a breath of air at Temp-air = 3.9 XC and exhales it as Volume-air = 1.92 liters of air at Temp-body = 37 XC and atmospheric pressure of P = 95.9 ...
March 27, 2010 by Andrew

physics
What is the amount of heat entering your skin when it receives the heat released by 26.4 g of steam initially at 100 degrees celsius that cools to 34.3 degrees celsius?
November 29, 2009 by AE

physics
a freezer in a refrigerator takes 2 hrs to comvert 2.15kg of water initially at 21.5 degrees celsius to just frozen ice. calculate the rate at which the reezer absorbs heat.
January 20, 2008 by audrey

Heat Transfer
A 1 m square verticalplate is heated to 300 deg C and placed in room air at 25 Deg C. calculate the heat loss from the one side of the plate
March 27, 2014 by RHS

physics
A 17.0 kg child travels down a playground slide 3.50 m high and reaches the bottom with a speed of 2.50 m/s. How much heat was generated due to friction as a result of this process? my teacher hadn't taught anything about heat..but he did give us this question, thus, i got no ...
February 23, 2007 by Cathy

PHYSICS
Q1= An 85 cu.meter room. - How much energy required to heat room temperature from 5C to 22C. - How long in minutes Q2= - a 40 Liter radiator in the same room above. energy input is 5400 watts. In order to increase room temperature from 5C to 22C, how long 5400 Watts will be ...
May 31, 2012 by M BIL

Chemistry
A cup of teat containing 400g of liquid at 20 degrees celsius was heated. If 58.5 kj of heat was absorbed by the tea, what would the final temperature be? Assume that the specific heat of the tea is the same as that of water (4.18). I am not sure how to start this problem.
January 21, 2012 by Hannah

chemistry urgent
NH4NO3(s)+H2O(l)→NH4NO3(aq) ΔH = +25.7 kJ. What is the final temperature in a squeezed cold pack that contains 45.5g of NH4NO3 dissolved in 125 mL of water? Assume a specific heat of 4.18J/(g⋅∘C) for the solution, an initial temperature of 29.0∘C, ...
April 20, 2014 by Tyler

Physics
A bathtub of icy water at 32 degrees farenheit holds 17 gallons. You put in a 25 pound watermelon with a temperature of 100 degrees farenheit. If you wrap the tub completely in blankets so it does not lose any heat, what will be the final temperature of the watermelon? (...
December 11, 2011 by Matt

Chemistry
If 50.00mL of 1.10M NaOH is added to 25.00mL of 1.86M HCl, with both solutions originally at 24.70 degrees Celsius, what will be the final solution temperature? (Assume that no heat is lost to the surrounding air and that the solution produced in the neutralization reaction ...
October 5, 2012 by Tasnim

chemistry
If 145 J of heat energy is applied to 34.47 g of an unknown metal, the temperature increases from 61.0 degree C to 78.5 degrees C. What is the specific heat capacity of the unknown metal?
January 31, 2013 by Max

chemistry
When 5 grams of salt is dissolved in 95 grams of water the temperature of the solution increases 10C how much heat is evolved the heat capacity of the solution is 1.1 cal/gC
October 7, 2013 by Cheryl

Science
When 72 g of a metal a t 97.0C is added to 100 g of water at 25.0C the final temperature is found to be 29.1C. What is the heat capacity per gram of the metal? (Heat capacity of H2O = 4.184 J/g - C )
May 9, 2011 by Cassie

Oceanography
How much heat must be added to turn 3 grams of water at 100C into a vapor and what will be the final temperature after this much heat is added
July 7, 2011 by Pat

Chemistry
In the reaction C(s) + 2S(s) CS2(l), the change of enthalpy (H) is 89.3 kJ. Calculate the amount of heat absorbed when 6.33 g of carbon disulfide is formed.
May 14, 2014 by Clara

English
Regardless of whether the uranium was solid or pulverized, pure or in a compound, wet or dry, or whether exposed to light or heat. --This is just a section of a sentance and I would like to know what word I can use instead of pulverized. And dont just give me dictionary,com ...
May 19, 2009 by Sam

physicss
A 0.190 kg piece of copper is heated and fashioned into a bracelet. The amount of energy transferred as heat to the copper is 6.62 x 10^4 J. If the specific heat of copper is 387 J/kg x C, what is the change in temp of the copper?
November 1, 2009 by arriell

phys
A 0.190 kg piece of copper is heated and fashioned into a bracelet. The amount of energy transferred as heat to the copper is 6.62 x 10^4 J. If the specific heat of copper is 387 J/kg x C, what is the change in temp of the copper?
November 2, 2009 by abbigail

chemistry
It's January in Nashville and your local weather station just informed you that the temperature outside is -8.9 degrees Celcius. You estimate the amount of ice on your driveway to be approximately 30kg. What is the minimum amount of sodium chloride in kilograms (kg) needed to ...
September 11, 2008 by lily

Chemistry
A 1.20g sample of benzoic acid is burned in excess of )2 in a bomb calorimeter immersed in 1300 g of water. The temperature of the water rises from 25 to 30.2 degrees C. The heat of combustion of benzoic acid is -26.4 kJ/g. The heat capacity of water is 4.18. What is the heat ...
December 3, 2012 by Kim

physical science
why does the temperature of boiling water remain the same as long as the boiling continues? Because it is a pure compound undergoing a phase change. The constant temperature is a requirement of the Gibbs Phase Rule. It is not obvious why this happens. If the compound is not ...
June 22, 2007 by jan

chemistry
Aluminum has a specific heat capacity of 0.903J/g degree celsius. What mass of aluminum in g would require 500j of heat to raise its temperature by 12.5 degrees celsius
March 22, 2011 by mary

Multon Middle
A 5. pellet of aluminum at 20 degrees celcius gains 200 joules of heat. What is its final temperature? [specific heat of Aluminium, c=920 j/Kg. degrees celcius)
February 5, 2012 by j nager

intro to physical science
the specific heat of granite is 0.80 KJ/kg . c. I f 1.6 MJ of heat are added to a 100-kg granite statue of James Precott Joule that is originally at 18 C, what is the finale temperature of the statue
February 11, 2013 by Chris

Chemistry
Four ice cubes at exactly 0 Celsius having a total mass of 55.0g are combined with 120g of water at 77 Celsius in an insulated container. If no heat is lost to the surroundings, what will be the final temperature of the mixture?
September 10, 2012 by Ben

chem
When one mole of C6H6 is burned, 5.69 MJ of heat is produced. When the heat from burning 9.69 g of C6H6 is added to 5.69 kg of water at 21.0C, what is the final temperature of the water?
July 13, 2014 by Anonymous

Chemistry
in a cylinder that was 9.0 mm in diameter and 215 mm in length. I want to know the temperature (in Kelvin) and pressure (in atm) within this tube after combustion assuming that the cork did not shoot out of the end, i.e., the pressure was contained within the tube after ...
November 29, 2006 by John

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