# What is the final temperature (degrees celcius) of 1.36g of water with an initial temperature of 23.0degrees celcius after 6.420J of heat is added to it?

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1. ## chem

What is the final temperature (degrees celcius) of 1.36g of water with an initial temperature of 23.0degrees celcius after 6.420J of heat is added to it?
2. ## science

A heat exchanger is used to warm apple cider using steam as the heat source. The cider is heated from an initial temperature of 4 degrees celcius to a final temperature of 65 degree celcius. The steam enters the heat exchanger as 50% quality steam and
3. ## Food Chemestry

A heat exchanger is used to warm apple cider using steam as the heat source. The cider is heated from an initial temperature of 4 degrees celcius to a final temperature of 65 degree celcius. The steam enters the heat exchanger as 50% quality steam and
4. ## physics

In lab you submerge 100 g of 41 degree Celcius iron nails in 100 g of 25 degree Celcius water (the specific heat of iron is 0.12 cal/g degrees Celcius) A)Equate the heat gained by the water to the heat lost by the nails and find the final temperature of
5. ## Science

A lead calorimeter with mass of 150g contains 200g of water. The calorimeter and water are in thermal equilibrium at a specific temperature. Two metallic blocks are placed into the water. One is a 50.0g piece of aluminum heated at 90 degrees celcius. The
6. ## Science

A lead calorimeter with mass of 150g contains 200g of water. The calorimeter and water are in thermal equilibrium at a specific temperature. Two metallic blocks are placed into the water. One is a 50.0g piece of aluminum heated at 90 degrees celcius. The
7. ## Chemistry 1 HN

Find the mass of iron heated to 85 degrees celcius that was added to 54.0 grams of water. The temperature of the water changed from 20 degrees celcius to 60 degrees celcius. The specific heat of the iron is 0.045 J/g degrees celcius
8. ## science

Fifty grams of ice at 0 degrees celcius is added to 200grams of water at 40 degrees celcius contained in a 100 grams copper calorimeter. If the final temperature of the mixture is 16 degrees celcius, find the heat of fusion of ice.
9. ## chemistry

What is the heat evolved of oxalic acid if the temperature change initial is 28 degrees celcius and the final is 29 degrees celcius and the change in temperature is 1 degree celcius,what is the heat capacity of axolic acid
10. ## Chemistry

How many joules of heat are needed to heat 25.0 g of ice at -5.0 degrees celcius to a final temperature of 40.0 degrees celcius? The specific heat of ice is 2.1 j. Our teacher mention to consider the state of water present at 40.0 degrees celcius which is
11. ## Science

90 calories of heat is added to 1 gram of fresh water with an initial temperature of 10 degrees Celcius. What is the final temperature of this liquid? (latent heat of fusion = 80cal/g°C, latent heat of vaporization = 540 cal/g°C)
12. ## science

A copper calorimeter of mass 150g, was half filled with water of mass 300g and temperature 0 degrees celcius. 5g of ice at 0 degrees celcius was added to the content, later some quanity of steam was passed into the mixture and the temperature rose by 20
13. ## science

a 100.0 gram metal sample is heated to a temperature of 110 degrees celcius then placed into a calorimeter containing 100.0 r of pure water (at initial temperature of 23 degrees celcius). after the sample and water reach thermal equalibrium, their final
14. ## General Chemistry II

A quantity of ice at 0 degrees celcius is added to 64.3 grams of water in a glass at 55 degrees celcius. After the ice melted, the temperature of the water in the glass was 15 degrees celcius. How much ice was added? The heat of fusion of water is
15. ## ap chemistry

A sample of KOH is dissolved into 100.0 grams of water in a coffee cup calorimeter. if the dissolution produces 6.45 kJ of heat and the temperature change is 25.4 degrees celcius to 40.0 degrees celcius, how much KOH (in grams) is added to the water? (the
16. ## Heat Energy

1. (a) 500g of copper is heated from 30 degree celcius - 120 degree celcius?. (b) if the same quantity of heat is supplied to 300g of water initial at 30 degree celcius,what will be the final temperature.
17. ## physics

What would be the final temperature when 125g of 25 degrees Celcius water is mixed with 85g of 45 Degrees Celcius water? ( hint: Equate the heat gained by the cool water with the heat lost by the warm water.)
18. ## Chemistry

If 150.0 grams of iron at 95.0 degrees Celcius, is placed in an insulated container containing 500.0 grams of water at 25.0 degrees Celcius, and both are allowed to come to the same temperature, what will that temperature be? The specific heat of water is
19. ## Grade 12 Chemistry

If 100g of zinc (c=377J/kg degrees celcius) at 95 degrees celcius is dropped into 60g of water contained in a 100g calorimeter (c=419J/kg degrees celcius) at 20 degrees celcius, what will the final temperature be?
20. ## Chemistry

How do you solve this equation? A piece of aluminum with a mass of 3.90g and a temperature of 99.3 degrees celcius is dropped into 10.0 g of a water at a temperature of 22.6 degrees celcius. What is the final temperature of the system?
21. ## chemistry

100g of stea initial at 100 degree celcius is passed through a calorimeter containing 1kg of water at 20 degree celcius. Assuming no heat loose and negligible heat capacity of the calorimeter, calculate the final temperature of the calorimeter and the
22. ## physics

120 grams of an unknown metal at a temperature of 95 degrees celcuius is poured into 140 grams of aluminum calorimeter containing 220 grams of water. If the inital temperature of the water and calorimeter was 15 degree celcuius and the final temperature
23. ## Chemistry

A 35.0 g block of copper at 350.0 degrees celcius is added to a beaker containing 525 g of water at 35.0 degrees celcius. What is the final temperature of water?
24. ## Chemistry

1. What happens to the temperature of water when 10J of energy are added if you have 10.00g of water? 2. What happens to the heat of the water if the temperature is cooled from 25.0 degrees celcius to 10.0 degrees celcius if you have 10.00g of water?
25. ## physics

A 2.8 kg gold bar at 99 degrees celcius is dropped into 0.21 kg of water at 23 degrees celcius What is the ﬁnal temperature? Assume the speciﬁc heat of gold is 129 J/kg times degrees celcius. Answer in units of degrees celcius
26. ## Physics

How many grams of ice must be added to 100 grams of water at 60 degrees so that its temperature drops to 20 degrees celcius? As far as i know I have to use: (Mass)*(specific heat of water) *(finaltemperature - initial temperature = ??
27. ## physics

Hot water of mass 80g, at a temperature of 100degree celcius is pourd into 30g of water at 30degree celcius. Assuming that no heat is lost, calculate the final temperature
28. ## Math

An object is heated to 90 degrees Celcius and is then allowed to cool in a room whose air temperature is 25 degrees celcius. If the temperature of the object is 75 degrees celcius after 10 minutes, when will its temperature be 50 degrees celcius? I have no
29. ## Math

An object is heated to 90 degrees Celcius and is then allowed to cool in a room whose air temperature is 25 degrees celcius. If the temperature of the object is 75 degrees celcius after 10 minutes, when will its temperature be 50 degrees celcius? I have no
30. ## Science

A metal object with a mass of 19g is heated to 96 degrees celcius, then transfered to a calorimeter containing 75 g of water at 18 degrees celcius. The water and metal object reach a final temperature of 22 degrees celcius. What is the specific heat of
31. ## Physics

A 100g piece of ice at 0 degrees celcius is placed into a container holding 200g of water, initially at temperature 25 degrees celcius. Heat flows from the water to the ice, cooling the water and melting the ice. Calculate a) how many moles of ice and how
32. ## Heat energy

CORRECTION (a). 500g of copper is heated from 30 degree celcius to 120 degree celcius, what is the quantity of heat supplied?(b). If the same quantity of heat is supplied to 300g of water initial at 30 degree celcius. What will be the final temperature.
33. ## Physics 11th grade 'Heat'

1) Nova, whose mass is 50.0 kg, stays out skiing for too long and her body temperature drops by 2.00 degree celsius . What is the amount of heat lost from Nova's body? (cHuman body= 3470 J/kg degre celcius) 2) Phoebe's insulated foam cup is filled with
34. ## Chemistry

75.0 claories of heat were added to 50.0 ml of water, the initial temperature of the water being 25.0 celcius. What is the final temp. of water?
35. ## physics

the temperature of 500g of a certain metal is raised to 100 degre celcius and it is then placed in 200g of water at 15 degre celcius.if the final steady temperature raises to 21 degre celcius,calculate the specific heat capacity of the metal
36. ## college physics

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.
37. ## college physics

calculate the specific heat of 200g of substance whose temperature is 30 degree celcius if it is mixed with 200g of water heated in a 300g iron container at 100 degree celcius. the final temperature of the mixture is 98 degree celcius.
38. ## 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)
39. ## ap chemistry

a cubic piece of uranium metal (specific eat capacity= .117 J/g degree celcius) at 200.0 degrees celcius is droped into 1.00 L of deuterium oxide ("heavy water", specific heat capacity=4.211 J/g degree celcius) at 25.5 degrees celcius. the final
40. ## chemistry

When 45 grams of an alloy is dropped into 100.0 grams of water at 25 degrees celcius, the final temperature is 37 degrees celcius. what is the specific heat of the alloy? the alloys Temperature is 100 degrees celsius
41. ## College Chemistry

A 542-g piece of copper tubing is heated to 89.5 degrees Celcius and placed in an insulated vessel containing 159 g of water at 22.8 degrees Celcius. Assuming no loss of water and a heat capacity for the vessel of 10.0 J/K, what is the final temperature of
42. ## Heat Energy

A container holds 3kg of water at 25 degree celcius. If 0.5kg of iron at 80 degree celcius is added to the water in the contain. What is the? (i) final temperature of the container. (ii) Quantity of heat gained by water
43. ## Math

An object is heated to 90 degrees Celcius and is then allowed to cool in a room whose air temperature is 25 degrees celcius. If the temperature of the object is 75 degrees celcius after 10 minutes, when will its temperature be 50 degrees celcius?
44. ## chemistry HELP

A 46.2 gram sample of copper is heated to 95.4 degrees celcius and then place into a calorimeter containing 75.0 grams of water at 19.6 degrees celcius. The final temp of the water and copper is 21.8 degrees celcius. Calculate the specific heat capacity of
45. ## Physics

a BATH CONTAINS 100 KG OF WATER AT 60 DEGREES CELCIUS. HOT AND COLD TAPS ARE THEN TURNED ON TO DELIVER 20KG PER MINUTE EACH A TEMPERATURE 70 DEGREES CELSIUS AND 10 DEGREES CELSIUS RESPECTIVELY. HOW LONG WILL IT BE BEFORE THE TEMPERATURE IN THE BATH HAS
46. ## PHYSICS

A BATH CONTAINS 100 KG OF WATER AT 60 DEGREES CELCIUS. HOT AND COLD TAPS ARE THEN TURNED ON TO DELIVER 20KG PER MINUTE EACH A TEMPERATURE 70 DEGREES CELSIUS AND 10 DEGREES CELSIUS RESPECTIVELY. HOW LONG WILL IT BE BEFORE THE TEMPERATURE IN THE BATH HAS
47. ## Chem 103

a piece of gold is heated to 100 degrees celsius. A piece of copper is chilled in an ice bath to 0 degrees celsius. Both pieces of metal are placed in a beaker containing 150 g of water at 20 degrees celcius. Will the temperature of the water be greater
48. ## Physics

You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do you need to add in order to reduce the coffee's temperature to a more bearable 49 degrees celcius?
49. ## PHYSICS

You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do you need to add in order to reduce the coffee's temperature to a more bearable 49 degrees celcius?
50. ## Physics

You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do you need to add in order to reduce the coffee's temperature to a more bearable 49 degrees celcius?
51. ## Physics

You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do you need to add in order to reduce the coffee's temperature to a more bearable 49 degrees celcius?
52. ## Physics

You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do you need to add in order to reduce the coffee's temperature to a more bearable 40 degrees celcius?
53. ## Physics

You have 300 g of coffee at 55 degrees celcius. Coffee has the same specific heat as water. How much 10 degrees celcius water do you need to add in order to reduce the coffee's temperature to a more bearable 49 degrees celcius?
54. ## chem

NaOH + HCl ------> NaCl + HOH I need to figure out the quantity of heat in this reaction. The volume of the solution is 150 mL (NaCl + HOH). The inital temperature is 26 degrees celcius and the final temperature is 23 degrees celcius. That's all I know.
55. ## calorimetry

if 158 grams of silver at a temperature of 98.5 degrees celcius is placed in a styrofoam cup of 85 grams of water at 13 degrees celcius, what would the final temperature of the water be in two minutes
56. ## Chemistry

Mass of metal=45.00 grams Initial temp= 20.0 degrees Celcius Final temp= 87.0 degrees Celcius 4.184 J/g-specific heat of H2O The metal was heated up from initial temp to final temp. What would be the metal's highest temperature? The specific heat of the
57. ## phys101

in a calorimeter can(water equivalent=40g)are 200g of water and 50g of ice,all at 0 degreea celcius.into these poured 30g of water at 90degrees celcuis.what will be the final temperature of the system?specific capacity of water is 4186j/kg per degrees
58. ## physical science

Compare the amount of heat required to change the temperature of 150 kg of copper from 12 degrees celcius to 56 degrees celcius to the amount of heat required to change the temperature of 150 kg of gold from 12 degrees celcius to 56 degees celcius.
59. ## Chemistry

A 62g piece of ice at 0 degrees celcius is added to a sample of water at 9 degrees celcius. All of the ice melts and the temperature of the water decreases to 0 degrees celcius. How many grams of water were in the sample
60. ## Chemistry

Assuming complete dissociation of the solute, how many grams of KNO3 must be added to 275 mL of water to produce a solution that freezes at -14.5 degrees celcius ? The freezing point for pure water is 0.0 degrees celcius and Kf is equal to 1.86 degrees
61. ## physics

how to determine the amount of water in the container when you are given a 200g piece of aluminium at 90 degrees celcius is placed in a 100g glass container which holds an unknown amount of water at 20 degrees celcius .if the equilibrium temperature is
62. ## Chemistry

How much heat energy is required to raise the temperature of 4.50 liters of water from 36 degrees celcius to 44.6 degrees celcius?
63. ## abiapoly heat energy

500g of copper is heated from 30 degree celcius to 120 degree celcius what is the quantity of heat supplied b.if the same quantity of heat is supplied to 300g of water initial at 30degree what will be the final temperature?
64. ## chemistry

calculate the heat energy required to raise the temperature of a 500. gram iron pipe from 25 degress celcius to 100 degrees celcius. the specific heat for iron is .45 J/g degrees celcius
65. ## Chemistry-Dr.Bob

An unknown piece of metal weighing 100. g is heated to 90.0 degrees Celcius. It is dropped into 250 g of water at 20.0 degrees Celcius. When equilibrium is reached, the temperature of both the water and piece of metal is 29.0 degrees Celcius. Determine the
66. ## chemistry

how much heat would it take to raise the temperature of 52.0 grams of water from 22.0 degrees celcius to 100.0 degrees celcius
67. ## Calculus

The celcius scale is devised so that 0 degrees celcius is the freezing point of water ( at 1 atmosphere of pressure) and 100 degrees celcius is the boiling point of water ( at 1 atmosphere of pressure) . If you are more familiar with the Fahrenheit scale,
68. ## Chemistry

7750 J of energy is added to a 325g stone at 24.0 degrees celcius. The temperature increases by 75.0 degrees celcius. What is the specific heat of the stone?
69. ## Biology

How much heat is needed to raise the temperature of 20g of copper from 20 degrees celcius to 40 degrees celcius? (The specific heat of copper is 385J/Kg degrees celcius)
70. ## phy

silver ball= 50g water= 350 g water= 0 celcius equilibrium temperature= 10 celcius specefic heat capacity of platinum= 230 what is the temperature of furnace?
71. ## Chemistry

A 40.0g sample of an unknow, yellowish-brown, pure metal was heated to 62degrees Celcius and put into a coffee cup calorimeter containing 85.0g of watera at 19.2 degrees Celcius. The water was heated by the hot metal to a temperature of 21.0 degrees
72. ## Chemistry

A 40.0g sample of an unknow, yellowish-brown, pure metal was heated to 62degrees Celcius and put into a coffee cup calorimeter containing 85.0g of watera at 19.2 degrees Celcius. The water was heated by the hot metal to a temperature of 21.0 degrees
73. ## chemistry

What is the final temperature of 15.0 g water initialy at 5.5 degrees celcius when 1140 J is added?
74. ## physics

what should be the resistance of a heating coil which will be used to raise the temperature of 500 grams of water from 28 degrees celcius to 100 degrees celcius in 2 minutes, assuming that 25% of the heat is lost? the heater utilizes 110 volts.
75. ## college chem

calculate the amount of energy (in kj) necessary to convert 457 g of liquid water from 0 Celecius to water vapor at 167 celcius. the molar heat of vaporization (Hvap) of water is 40.79 jk/mol. the specific heat for water is 4.187 j/g celcius and for steam
76. ## chemistry

HELPPPP!!!! This is a lab, and i need help with the equations please!! Thank you !! Heat of fusion data table : Mass of foam cup = 3.57g Mass of foam cup + warm water = 104.58g Mass of foam cup + warm water + melted ice = 129.1g Temperature of warm water =
77. ## Science

Table salt has a solubility of 36g of salt in 100g of water at 40 degrees celcius. If 15g of salt is added to 50g of water at the same room temperature, is the resulting solution saturated of unsaterated? Explain your answer.
78. ## Thermochemistry Ap Chem homework

Any help would be great, even if it is just a way to start or a formula. Calculate the heat necessary to convert 10.0 g of water (just melted) at 0 degrees Celcius to water at 20 degrees Celcius, assuming that the specific heat remains constant at 1
79. ## chemistry

In the following experiment, a coffee-cup calorimeter containing 100ml of H2O is used. The initial temperature of the calorimeter is 23 degrees celcius. If 7.20g of CaCl2 is added to the calorimeter, what will be the final temperature of the solution in
80. ## Physical Science

how much heat must be added to 300g of water to raise its temperature from 20 to 80 degrees celcius?
81. ## enthalpy change

a bunsen burner flame takes 8 minutes to raise 250g of water from 20 degrees to 100 degrees celcius, when the water is in a beaker of mass 100g (c=0.67J/g degrees celcuius). How long will i take to raise the temperature of 200g of glycerin (c=2.43J/g
82. ## Math

This expression 1.8C + 32, show how to convert from degrees Celcius to degrees Fahrenheit, where C represents the temperature in degrees Celcius. What is the temperature in degrees Farrenheit when the temperature is 25 degrees Celsius?
83. ## Physics

find the heat flow through the sides of an 25cm tall by 10cm wide of ice water in 46s.The glass is 6.00mm thick; the temperature is inside is 28 celcius, the temperature outside is 50 celcius
84. ## Chemistry

Calculate the specific heat of a metallic element if 314 jouldes of heat energy are needed to raise the temperature of a 50g sample from 25 degrees Celcius to 50 degrees Celcius?
85. ## college earth science and astronomy

This isn't homework as much as I am trying to learn this on my own. I am trying to perform an experiment on solar power. I measured and recorded the volume (V= 250 mL) and mass (M= 250 g) of water in a cup. I then recorded the initial temperature(32
86. ## Chemistry

Calculate the final temperature of 283 mL of water initially at 30 degrees celcius upon absorption of 19 kJ of heat
87. ## Physical Science

A food company uses a calorimeter to measure the amount of heat produced whena breakfast food is burned. The temperature of 100 ml of water changes from 10 degrees celcius to 45 degrees Celcius. How many calories are released?
88. ## Chemistry

A 45-kg sample of water absorbs 345 kJ of heat. If the water was initially at 22.1 degrees celcius, what was the final temperature?
89. ## ap chemistry!! help!!

some solutes have large heats of solution, and care should be taken in preparing solutions of these substances. The heat evolved when sodium hydroxide dissolves is 44.5 KJ/mol. What is the final temperature of the water, originally at 20.0 degrees Celcius.
90. ## physics

a .300 kg piece of metal is heated to 88 degrees celsius and placed in a copper calorimeter with a mass .150 kg which contains .500kg which contains .500 L of water that are both initially at 12.6 degrees celcius. Over short period of time the mixture
91. ## physics

What would be the final temp when 100 kg of 0 degrees Celcius cold water is mixed with 60 kg of 35 degrees warm water? Ans is in degrees Celcius. The sum of the heats gained is zero (remember one will lose heat, so have a negative heat gained). Heatgained
92. ## physics

how to determine the amount of water in the container when you are given a 200g piece of aluminium at 90 degrees celcius is placed in a 100g glass container which holds an unknown amount of water at 20 degrees celcius .if the equilibrium temperature is
93. ## Physics

What rise in temperature occurs when 10g of steam at 100 degree celcius are passed into 400g of water at 10 degrees celcius taking the specific heat capacity of water to be 4.2J/gK and specific latent heat of vapourisation of steam to be 2268J/g
94. ## Chemistry

How much heat is required to raise the temperature of a 35.0g block of aluminium from 125 degrees celcius to 322 degrees celcius?
95. ## physics

600g of water is mixed with 20g of steam at 100 deg Celcius. What is the final temperature if the original temperature of the water is 25 deg Celcius
96. ## science

When 90 kJ is removed from a 2-kg copper bar its temperature drops from 200 degrees celcius to 85 degrees celcius what is the specific heat of the iron?
97. ## Chemistry

How much heat is required to raise the temperature of a 125g block of iron from 17.5 degrees celcius to 82.3 degrees celcius?
98. ## Chemistry

How many joules (J) are needed to increase the temperature of 43.0g of aluminum from 25 degrees celcius to 50 degrees celcius? (Cp of Al=0.90J/g degrees of celcius) I also need the formula, data, and answer.
99. ## Chemistry

The temperature of a 12.58g sample of calcium carbonate increases from 23.6degrees celcius to 38.2 degrees celcius. If the heat capacity is 0.82J/g-K, how many Joules of heat are absorbed
100. ## Chemistry

what is the final temp of the combination when 50 grams of chromium at 15 degrees celcius is added to 25 milliliters of water at 45 degrees celcius?