# chemistry

3960 J of heat are added to a 27.6 g sample
of iron at 25

C. What is the ﬁnal temperature of the iron? The speciﬁc heat of iron is
0.449 J/g · K.

1. 👍 0
2. 👎 0
3. 👁 669
1. 1)Convert 25* Celsius to Kelvin.
Celsius + 273.15 = Kelvin

Plug the given numbers in this formula and solve for final temperature.
q = mcΔT

where
q = heat energy
m = mass
c = specific heat
ΔT = change in temperature = final temperature - initial temperature

1. 👍 0
2. 👎 0
2. 21

1. 👍 0
2. 👎 1

## Similar Questions

1. ### CHEM

A 5.10-g sample of iron is heated from 36.0oC to 75.0oC. The amount of energy required is 89.54 J. The specific heat capacity of this sample of iron is

asked by jann on May 16, 2011
2. ### Chemistry

The specfic heat of iron is 0.11cal/g C. The heat of fusion of iron, the heat required to convert iron from a solid to liquid at its melting point, is 63.7cal/g. Iron melts at 1530 C. How much heat must be added to 2g of iron at

asked by Dan on March 15, 2013
3. ### college

If the same amount of heat is supplied to sample of 10.0g each aluminum, iron,and copper all at 15 degrees celsius which sample would reach the highest temperature????

asked by amy on September 4, 2010
4. ### chemistry

Exactly 10 mL of water at 25°C was added to a hot iron skillet. All of the water was converted into steam at 100°C. If the mass of the pan was 1.20 kg and the molar heat capacity of iron is 25.19 J/mol∙°C, what was the

asked by teddy on October 16, 2013
5. ### chemistry

The specific heat of iron is approximately 0.45 J/g °C. How much heat energy is required to raise a 40 g sample of aluminum from 40 °C to 60 °C?

asked by esmi on April 4, 2012
1. ### Chemistry

A 5.00-g sample of aluminum pellets (specific heat capacity = 0.89 J/°C · g) and a 10.00-g sample of iron pellets (specific heat capacity = 0.45 J/°C · g) are heated to 100.0°C. The mixture of hot iron and aluminum is then

asked by Bill on November 13, 2011
2. ### Integrated Physics and Chemistry

A 5.0-gram sample of gold and a 5.0-gram sample of iron both absorb exactly 25 calories of energy. The specific heat of gold is 0.03 cal/g°C. The specific heat of iron is 0.11 cal/g°C. Which of the following statements is true?

asked by Kaitlin on March 21, 2011
3. ### PHYSICS

How much heat must be added to 1.0 kg of iron to raise its temperature from 20°C to 95°C? (ciron = 0.11 cal/g•°C)

asked by CHELSEA on July 3, 2013
4. ### Chemistry

How much heat is needed to raise the temperature of 5.58 kilograms of iron from 20.0°C to 1000.0°C? Specific heat of iron is 450,000 J/(kg x °C). Type the correct answer to 3 significant digits.

asked by Sylvie on June 14, 2016
5. ### Chemistry

A 22.44g sample of iron absorbs 180.8J of heat, upon which the tempature of the sample increases from 21.1 C to 39.0 C. What is the specific heat of iron?

asked by Camarra on April 6, 2010
6. ### science

1125 J of energy is used to heat 250 g of iron to 55 °C. The specific heat capacity of iron is 0.45 J/(g·°C). What was the temperature of the iron before it was heated?

asked by jaeson on April 21, 2020