81. An iron nail with a mass of 12 g absorbs 15 J of heat. If the nail was initially at 28 °C, what is its final temperature?

Q: What amount of energy is required to heat 71.1g of marble from 21 degrees celcius to 151 degrees…

A: Recall the following expression to calculate amount of required energyQ…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Interpretation- specific heat of aluminum Concept introduction- Specific heat- It is the amount of…

Q: If 20.0 g of copper cools from 35.0°C to 32.8°C and loses 38.6 Joules of heat, what is the specific…

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Q: When 33.6 g of aluminum is warmed from 23.0°C to 28.6°C, how many calories of heat does it require?

A: The formula in which the calories will be calculated - Given data, Mass, m = 33.6 g c (Specific…

Q: 4 The specific heat of wood is 2.03 Jig C. How much heat is released when 550 g of wood is cooled…

A: q= m.c.∆T q =heat=? m=mass =550 g C=specific heat= 2.03 j/g℃ ∆T=difference in temperature =140℃

Q: If the temperature of a 95.00 g sample of Iron started at 36.0°C and ended at 58.0°C, how much heat…

A: Solution:    Specific heat is defined as the amount of heat required to raise the temperature of a…

Q: How many joules are required to heat 75 grams of water from -85 ˚C to 185˚C?

A: Energy that required to heat water is calculated using the given formula,

Q: The temperature of a 95.4 g piece of copper decreases from 48°C to 25°C when the copper releases 849…

A: The amount of heat required to increase the temperature of 1 gram of a substance by 1 degree Celsius…

Q: A 100g sample of water at 25 degrees C is heated over a Bunsen burner until it nearly reaches…

A: Recall the following expression to calculate amount of heat (Q) that is required is as follows…

Q: 46 g of aluminum from 32 degrees celsius to 55 degrees celsius. What is the heat in cal?

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Q: The density of a specific substance is 1.23 g/cm3. Likewise, it has a specific heat of .645 cal/g…

A: Given data,  Density of a substance = 1.23 g/cm3  Specific heat (s) = 0.645 cal/g°C  Mass of sample…

Q: 83. Calculate the temperature change that occurs when 248 cal of heat are added to 24 g of water.

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

Q: How much heat (in kJ) is needed when 133.43 g of water warms and boils from 33.45°C to 100°C?

A: The mass of the water sample is = 133.43 g The initial temperature of the water is = 33.45oC The…

Q: A 45-g aluminum spoon (specific heat 0.88 J/g °C) at 24 °C is placed in 180 mL (180 g) of coffee at…

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Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: The heat is related to mass, temperature change, and specific heat of a substance as: q=mc∆T

Q: 79. If 89 J of heat are added to a pure gold coin with a mass of 12 g, what is its temperature…

A: Specific heat of gold, s = 0.13 J/g°C Heat, q = msΔT        89 = 12 x 0.13 ΔT       ΔT = +57.05°C…

Q: Please help me

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

Q: Copper wires used to transport electrical current heat up because of the resistance in the wire. If…

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Q: What temperature change will result if 200.0 grams of water absorb 800.0 Joules of heat ?

A: 200 grams of water absorb 800 joules of heat.Mass m = 200 gHeat q = 800 JWe need to calculate the…

Q: How many joules are required to heat 200 grams of water from 25°C to 125°C?

A: The mass of the water sample is = 200 g The initial temperature of the water is = 25oC The final…

Q: How much heat energy is lost when a 15.00 gram sample of water cools from 42°C to a final…

A: Specific heat capacity is defined as the heat  required to raise the temperature of one gram of a…

Q: If 2500 cal of heat are absorbed by 150 grams of water that is initially at 23°C, what is the…

A: Given, mass of water = 150 g  Initial Temperature , Ti = 23°C  Tf = ?  Heat absorbed = 2500 Cal

Q: An iron nail with a mass of 12g absorbs 17 J of heat. If the nail was initially at 30 °C, what is…

A:

Q: A home swimming pool contains 15 m3 of water. At the beginning of the swimming season, the water…

A: Volume of water = 15 m3Density of water = 1000 kg/m3Mass of water = volume x density = (15 m3) x…

Q: A 22.0 g block of copper at 45'C absorbs 2.50 kJ of heat. Given the specific heat of Cu is 0.385…

A: given :-  mass of Cu = 22.0 g  specific heat of Cu = 0.385 J/g°C  initial temperature = 45 °C  heat…

Q: A home swimming pool contains 165 m3 of water. At the beginning of the swimming season, the water…

A: The amount of heat required is determined by using formula q= m c delta T

Q: How much energy would it take to heat a section of the copper tubing that weighs about 520.0 g ,…

A: Given:Mass of Cu = 520.0 gHeating from 14.68 ∘C to 21.23 ∘CSpecific heat of  Cu 0.3850 J/(g⋅∘C).

Q: A 250.0 g sample of methanol is heated from 0 °C to 40 °C. How much heat (in kJ to two decimal…

A:

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Given data : Mass of copper(mc) = 18.9 gms Temperature of copper(Tc) = 99.38°C Mass of water(mw) =…

Q: When 435 J of heat is added to 3.4 g of olive oil at 21 o C, the temperature increases to 85 o C.…

A: Given: q=435 J of heat absorbed by the substance.m=3.4g of olive oil To Solve: Specific heat…

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: A 49 kg sample of water absorbs 358 kJ of heat. If the water was initially at 28.4 ∘C, what is its…

A: The final temperature is calculated using the given formula,

Q: A 20-mL volume of water lost_J of energy after its temperature decreased by 15°C. The specific heat…

A: We have to find the amount of energy lost after decreasing temperature by 15°C  Given volume(v) =…

Q: How many joules of heat are required to heat 125 g aluminum from 19 degrees C to 95.5 degrees C?

A: Given information:Mass of aluminum = 125 gInitial temperature = 19 ˚CFinal temperature = 95.5…

Q: How many joules of energy are needed to heat 15g of water from 5.0 C to 15.0 C?

A:

Q: A backpacker wants to carry enough fuel to heat 2.4kg of water from 25 C to 100.0 C. If the fuel he…

A: Given: Mass of water= 2.4 kg Initial temperature= 25 C Final temperature= 100.0 C

Q: Aluminum has a specific heat of 0.9J/(g °C). How much energy in kJ is needed to raise the…

A: Given, mass of Al block = 625 g  Specific heat, c = 0.9 J/g°C

Q: 125g of zinc initially at 20 degrees celsius absorbs 500 J of heat, calculate the final temperature.

A:

Q: How many joules of energy are needed to heat 7g of water from 105.0 C to 110.0 C?

A: With the help of the specific heat capacity of a substance,  mass and temperature change conversion…

Q: 14.0 g of metal at 24.0 °C has 250 joules of heat added to it. The metal's specific heat is 0.105…

A: We have given that  14.0 g of metal at 24.0 °C has 250 joules of heat added to it. The metal's…

Q: Question 84

A: Specific Heat is defined as the amount of heat required to raise the temperature by one-degree…

Q: A home swimming pool contains 155 m3 of water. At the beginning of the swimming season, the water…

A: The joules of heat energy must be supplied can be calculated as,The specific heat of water =…

Q: Question 98

A: The specific heat capacity of Aluminium is 0.9 J/gm K And since the temperature in K is given by…

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…

A:

Q: 13. A beaker containing 250.0 g of water is heated with 1500.0 J of heat energy. If the temperature…

A:

Q: Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500…

A: Specific heat capacity can be calculated as follows

Q: How many grams of water would require 2,247 joules of heat to raise its temperature from 36.86 °C to…

A: Solution - According to the question - Given - Given the heat of water = 2,247 joules change in…

Q: The initial temperature of a 12-g sample of copper is 25 °C. If the sample absorbs 226 J of heat,…

A: Mass of Copper =M= 12 gInitial Temperature of copper = Ti = 25°CHeat absorbs =q = 226 JSpecific heat…

Q: When 31.2 g of aluminum is warmed from 21.5°C to 30.9°C, how many calories of heat does it require?

A: Specific heat capacity is the amount of heat in Joules is required by the substance to raise its…