How much heat is released when 25.0g of water cools from 48.9°C to 4.0°C ?

Q: How much heat is required to warm 1.50 L of water from 25.0 °C to 100.0 °C? (Assume a density of 1.0…

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Q: Zinc has a specific heat of 0.387 J/g · ºC. When a 3.20-g piece of zinc absorbs 6.81 J of heat, what…

A: Solution: The equation that establishes a relationship between how much heat a substance must absorb…

Q: How much heat is needed to warm 250 g of water (about 1 cup) from 22 °C (about room temperature) to…

A: The heat required to raise the temperature can be calculated by using the equation, Q= m c ΔT…

Q: The specific heat capacity of iron is 0.45J/gC How many joules of energy are needed to warm 1.16g of…

A: Since the heat required to increase the temperature of metal is given by  Q = mCΔT  where m= mass =…

Q: Calculate the amount of heat in joules needed to increase the temperature of 350 g of water from 20…

A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…

Q: Specific Heats of Substances Substance Specific Heat (J/g°C) Substance Specific Heat (J/g*C) Ice…

A: Answer

Q: It takes 54.0 J to raise the temperature of an 11.5 g piece of unknown metal from 13.0 Celcius to…

A: The relationship between heat required and specific heat of a substance is given below.

Q: When 481 J of energy is added to 18.3 g of aluminum at 17.4°C, the temperature increases to 46.6°C.…

A: the heat capacity for aluminium is :

Q: A 15.0 g piece of graphite is heated to 100.0 degrees C and placed in a calorimeter. The graphite…

A: The specific heat of graphite is calculated by using the following expression,

Q: A 15.0 g piece of graphite is heated to 100.0 degrees Celcius and placed in a calorimeter. The…

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Q: if 624J of heat is added to 30.2g of water at 24.3°c, what will the final temperature of the water…

A: The amount of heat added is = 624 J The initial temperature of the water is = 24.3oC The mass of…

Q: A 167.8 g piece of iron initially at 25.0 Celsius, absorbs 10943 J of energy. What will the final…

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Q: How much heat is needed to raise the temperature of 91.0  g of water from 34.0 °C to 98.0 °C?

A: Mass of water, m =91.0  g Initial temperature, T1=34.0 °C Final temperature, T2=98.0 °C Specific…

Q: How much energy is required to warm the water?

A: Given :-  mass of sample of water = 200 g  initial temperature = 50.0 °C  final temperature = 68.0…

Q: A 79-g piece of iron metal at 54.0 °C is placed in 29 g of water at 26.0 °C. Part A All the heat…

A: Given, mass of iron metal =79 ginitial temperature of iron =54.0°Cmass of water =26.0 °Cfinal…

Q: how much heat is released when 51.1 g of copper cools to 75.0°C from 58.9°C given the specific heat…

A: Q = m . s . (T1 - T2)

Q: Calculate the specific heat of a 300.0g sample of iron. If it took 1000. Cal to raise the…

A: Mass of sample = 300 g Heat needed = 1000 cal ∆T = 123 oC

Q: The specific heat capacity of iron is 0.45J/gC   How many joules of energy are needed to warm 1.16g…

A: Given: Specific heat capacity of iron= 0.45J/gC  Mass of iron= 1.16 g T1= 20.0 C T2= 29.0 C

Q: How much heat is released when 60.5 grams of water at 60.0 degrees C changes to water at 12.5…

A: The question is about calculating the amount of heat released when 60.5 grams of Water at 60oC…

Q: Calculate the heat absorbed, in kJ, when 2000. g of water is heated froI 20.0 °C to 99.7°C in an…

A: Heat absorbed by a system cab be calculate by the following formula Q = m×s×[t2-t1] Q = heat…

Q: A 9.1 g piece of aluminum (specific heat= 0.22 cal/(g* Celsius) received 10.0 cal of heat. What was…

A: The change in temperature of an object on receiving certain amount of heat (q) is expressed as:

Q: How much heat is required to raise the temperature of 125 grams of water by 10.0 degrees C?

A: Answer The quantity of heat required to raise the temperature of 125 g of water by 10.0°C is 5230 J.…

Q: If 31,500J of heat is used to warm 750g of water, what is the temperature change? The specific heat…

A: According to the law of calorimetry,  Heat absorbed by an object can be written as,  Q = ms∆T Where,…

Q: A 50.00-g sample of metal at 78.0 C is dropped into cold water. If the metal sample cools to 17.0 C…

A: Given: Mass of sample=50.00-g Specific heat of metal=0.108 cal/g °C Change in temperature=78.0…

Q: The temperature of a 15.9 g sample of gold increases from 22.1 degrees Celsius to 30.6 degrees…

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Q: How much heat (in kilojoules) is gained by 231 grams of water that is warmed from 25.00C to 39.00C?…

A: Given: Mass of water=231 g Temperature change, ∆T=(39.0-25.0)°C=14 °C The heat gained q =? kJ…

Q: Determine the amount of heat energy in joules required to raise the temperature of 7.40g of water…

A: Given:  Mass of water = 7.40 g  Initial temperature = 29°C Final temperature = 46°C Standard data:…

Q: How much energy(in Joules) is required to heat 3.00g of water from 23.0 oC to 100.0 oC?

A: Given data: The mass of water m = 3.00 g. Initial temperature T1 = 23.0°C. Final temperature T2 =…

Q: A sample of water with a mass of 190.4g undergoes a temperature change from 81.25 degrees celsius to…

A: q = mc∆T  q is the amount of heat energy (absorbed or released) m is the mass of substance  c is the…

Q: How much heat is required for the following change in temperature?   1 g of Titanium is heated…

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Q: If we add 30.0 J of heat to 10.0 grams of aluminum, by how much will its temperature increase? The…

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Q: if a 26.8 g sample of water (Cwater=4.184J/(g Celcius)] is cooled from 75.6 degrees Celcius to 20.1…

A: Heat change of a cooling or heating process is given by  Q = mCΔT where m = mass of water = 26.8 g C…

Q: Calculate the heat lost by a 50.0 g piece of copper metal that decreases it's temperature from 45…

A: Specific heat capacity is the amount of heat that is required to raise the temperature of 1 kg…

Q: 4. 448 Joules of heat are required to raise the temperature of a 10 gram sample of metal from 10…

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Q: The specific heat c of marble is 858 J/g K. How much heat is needed to heat 20 g of marble from 22…

A: Heat absorbed by the water bath is given by: q = m × C × ∆T Where, q = heat absorbed m = mass of the…

Q: A 25-gram metal ball is heated 200 °C with 2330 Joules of energy. What is the specific heat of the…

A: Let specific heat of metal = s J/g.oC Heat absorbed, q = ms∆T                       2330 = 25 x s x…

Q: How much heat (in kilojoules) is gained by 294 grams of water that is warmed from 25.00C to 57.00C?…

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Q: A 125 g piece of metal is heated to 288°C and dropped into 85 g of water at 12°C. The metal and…

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Q: How much energy is needed to raise the temperature of a 20.0g piece of copper from 15.0 degrees…

A: Specific heat capacity is defined as the quantity of heat absorbed by 1 gof substance to raise the…

Q: 8. If 335 g of water 65.5 °C loses 9750 J of heat, what is the final temperature of the water?…

A: We have mass of water as 335g, initial temperature as 65.5°C, looses 9750J of heat, specific heat of…

Q: How many grams of water can be heated from 27.6°C to 38.9°C by the heat released from 71.3 g of lead…

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Q: A 25.0 g sample of lead, specific heat = 0.128 J/g  degrees Celcius , was warmed from 35.0 derees…

A: Heat absorbed by lead is calculated as follows,

Q: An 8.29 g sample of calcium carbonate [CaCO3(s)] absorbs 50.3 J of heat, upon which the temperature…

A: Mass of CaCO3 = 8.29 g Amount of heat absorbed = 50.3 J Specific heat of CaCO3 can be calculated as…

Q: What mass of lead is needed to absorb 348 J of heat if the temp of the sample rises from 35.2…

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Q: How much heat (in Joules) is gained by 157 grams of water thát is warmed from 25.0 °C to 74.0°C? The…

A: Given data, Mass of water (m) = 157 g Initial temperature (T1) = 25 °C Final temperature (T2) = 74…

Q: 5.0 g sample of water starting at 59.4°C loses 439 J of energy in the form of heat. What is the…

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Q: A sample of water with a mass of 726.2 g undergoes a temperature change from 58.3°C to 40.50°C. What…

A: The heat change of the temperature change process is given by  Q = mCΔT  where Q = heat change  m =…

Q: How much heat is required to warm a 4.1 lb Pyrex baking dish from 22 degrees C to 191 degrees C?

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Q: f we added 10,000 joules to gold at 20 degrees Celsius, its temperature would rise to 1570 degrees…

A: The heat absorbed by the gold metal can be expressed as follows: Q = mcTf - TiQ = Amount of heat…

Q: An object that has a mass of 75 g is heated from 50°C to 93°C. If it takes 3000 J for the…

A: Given: Mass of object = 75 g Initial temperature = 50°C Final temperature = 93°C Heat required =…