When 131.0 mL of water at 26.0°C is mixed with 96.0 mL of water at 85.0°C, what is the final temperature? (Assume that no heat is lost to the surroundings; d of water is 1.00 g/mL.) °C

Q: How much heat is required to warm 1.70 kg of sand from 24.0 ∘C to 100.0 ∘C?

A: The amount of heat required to increase the temperature of sand is numerically expressed as ms∆T…

Q: A 5.1 g sample of water starting at 58.2°C loses 441 J of energy in the form of heat. What is the…

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Q: How much heat is required to warm 1.40 kg of sand from 26.0 ∘C to 100.0 ∘C?

A: The amount of heat needed to warm 1.40kg of sand from 26.0 degree C to 100.0 degree C is calculated…

Q: 4. When 155 mL of water at 20.0°C is mixed with 75.0 mL of water at 80.0°C, what is the final…

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Q: How many grams of copper can be cooled from 69.0 to 25.5 °C by the heat gained by 100.0 g of water…

A: Thermological equation isQ = m * c * Delta (T) where "m" is mass amount "c" is specific heat"Delta…

Q: The specific heat capacity of liquid water is 4.18 J/g-K. How many joules of heat are needed to…

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Q: mass of the substance

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Q: mass

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Q: How much heat is needed to raise the temperature of 100.0 g of water from 30.0°C to 100.0°C?

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: A 70.0-g piece of copper metal at 54.0 °C is placed in 50.0 g ofwater at 26.0 °C. If the final…

A: By law of conservation of energy : Heat released by copper = heat absorbed by water m1s1∆T1 =…

Q: How much heat is required to warm 1.50 kg of sand from 26.0 ∘C to 100.0 ∘C?

A: The heat of a substance is given as :

Q: How much heat is required to raise the temperature of a 10.75-g sample of iron (specific heat =…

A: Given Information:Mass of iron sample = 10.75g Final temperature = 79.8oCInitial temperature = 25…

Q: How much heat is required to raise the temperature of a 5.75-g sample of iron (specific heat = 0.450…

A: The heat required to increase the temperature of metals are given by  Q = mCΔT where m = mass of…

Q: A piece of gold (specific heat of 0.129 J/g oC) at 190 oC is placed in 165 mL of water. The initial…

A: The heat lost by the piece of gold is absorbed by water. The amount of heat absorbed by water can be…

Q: L00 g of wate

A: Specific heat tells us that how much heat is needed to increase the temperature of 1 g of that…

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 chemist heats the block of silver as shown in the interactive, then places the metal sample in a…

A: Since, the mass and temperature of silver after being heated is not given. We can assume a…

Q: If you combine 250.0 mL of water at 25.00 °C and 100.0 mL of water at 95.00 *C, what is the final…

A: It is given that 250 mL of water at 25°C and 100 mL water at 95°C is mixed, and the density of the…

Q: Suppose you mix 100.0 g of water at 27.7 °C with 75.0 g of water at 77.2 °C. What will be the final…

A: Water at higher temperature will lose heat whereas water at lower temperature will gain heat. Let,…

Q: Calculate the amount of heat required to raise the temperature of a 68 gg sample of water from 39 ∘C…

A: To increase the temperature of a substance, heat is given to the substance. The “temperature at…

Q: In joules, how much heat is released when 42.0 g of Ag cools from 182. degrees C to 126. degrees C?…

A: We have to find out the heat release when 42 g Ag is cool. Given :  mass of Ag = m =42 g Initial…

Q: A sample of water with a specific heat of 4.186 joules/gram is cooled from 45 degrees celsius to 25…

A: Given that, specific heat of water = 4.186 joules/(gram.oC) And the sample of water is cooled from…

Q: Suppose you mix 100.0 g of water at 21.8 °C with 75.0 g of water at 73.2 °C. What will be the final…

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Q: How much heat is absorbed when the temperature of a 4.1 g copper coin increases from 15.3 °C 74.6…

A: The problem provides us with the following information:Mass of the copper coin (m) = 4.1 gInitial…

Q: Suppose you mix 100.0 g of water at 26.7 °C with 75.0 g of water at 74.6 °C. What will be the final…

A: Given :  Amount of water at 26.7°C = 100.0 g  Amount of water at 74.6 °C = 75.0 g  To calculate :-…

Q: How much heat is required to warm 1.50 kg of sand from 24.0 ∘C to 100.0 ∘C

A: Given: Mass of water = 1.5 kg = 1500 g Initial temperature (T1) = 24°C  Final temperature (T2) =…

Q: At a local convenience store, you purchase a cup of coffee,but, at 98.4°C, it is too hot to drink.…

A: Given information: Initial temperature of coffee (Ti) = 98.4∘C Initial temperature of ice (Tf) =…

Q: The specific heat of a certain type of cooking oil is 1.75 cal/(g °C). How much heat energy is…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: Aluminum has a specific heat of 0.902 J/goC. How much heat is gained when a piece of aluminum with a…

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Q: A 19.85 g sample of an unknown substance is heated from 25°C to 125°C using 1750 J of heat. What is…

A: The specific heat required to raise the temperature of a substance is given as:

Q: A 45g silver spoon (specific heat 0.24 J/g.°C) at 25 °C is placed in 180 g of coffee at 95 °C and…

A: The final temperature of the spoon and coffee will be same.  we know , Heat = ms∆T(m is…

Q: A hot 105.0 g lump of an unknown substance initially at 152.2 °C is placed in 35.0 mL of water…

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Q: The specific heat of ethylene glycol is 2.43 J/g·K. If x kJ of heat is needed to raise the…

A: Given that: Mass of ethlene glycol(m)  = 35g T1 = 15.2°C T2 = 60.5°C  Specific heat (C) = 2.43 J/g.K…

Q: A 135 g sample of metal requires 2.50 kJ to change its temperature from 19.5 oC to 100.0 oC. What is…

A: Given,Mass of the metal, m = 135 gHeat required, q =2.50 kJ = 2500 J    (1 kJ = 1000 J)Initial…

Q: How much heat is required to raise the temperature of a gold earring from 25.0°C to 30.0°C? The…

A: To solve this problem we will use the formula  Q = m • C • ∆T  Where,  Q = heat required  m = mass…

Q: Suppose you mix 100.0 g of water at 24.2°C with 75.0 of water at 73.0 °C. What will be the final…

A: Formula used : Tf = (m1T1i + m2T2i)/m1+ m2

Q: What is the specific heat (c) of a metal if the temperature of a 15.5g sample increases from 29.5℃…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: a 25.31 g sample of a substance is initially at 23.9 °c. after absorbing 2317 j of heat, the…

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

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Q: How much heat is required to warm 100.0 g water from 31.8 degrees Celcius to 67.5 degrees Celcius?…

A: The heat required is calculated as,

Q: Calculate the specific heat of a 15.0 g material that releases 372 J of heat when the temperature…

A: Given: Mass = 15.0 g Heat energy = 372 J Initial temperature = 85.0 degree Celsius Final temperature…