Question

A 4 kg sample of the alloy is heated to 700C. It is then quickly placed...

A 4 kg sample of the alloy is heated to 700C. It is then quickly placed in 300 g of water at 20C, which is contained in a 200 g aluminum calorimeter cup. The final temperature of the mixture is 40C. Calculate the specific heat of the alloy

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A 48.2 g sample of a metal is heated to 95.8 degrees C and placed in...
A 48.2 g sample of a metal is heated to 95.8 degrees C and placed in a coffee-cup calorimeter containing 79.0 g of water at a temperature of 18.5 degrees C. After the metal cools, the final temperature of the metal and water is 22.8 degrees C. Calculate the specific heat capacity of the metal, assuming that no heat escapes to the surroundings or is transferred to the calorimeter.
A student doing an experiment pours 0.500 kg of heated metal whose temperature is 98.0 oC...
A student doing an experiment pours 0.500 kg of heated metal whose temperature is 98.0 oC into a 0.356 kg aluminum calorimeter cup containing 0.418 kg of water at 28.0 °C. The mixture (and the cup) comes to thermal equilibrium at 38.0 °C. The specific heat of the metal is ________ J/kg oC. (specific heat of aluminum = 900 J/kg oC, specific heat of water = 4186 J/kg oC)
A 30.5 g sample of an alloy at 91.9°C is placed into 49.4 g water at...
A 30.5 g sample of an alloy at 91.9°C is placed into 49.4 g water at 25.0°C in an insulated coffee cup. The heat capacity of the coffee cup (without the water) is 9.2 J/K. If the final temperature of the system is 31.1°C, what is the specific heat capacity of the alloy? (c of water is 4.184 J/g×K) ____J/g°C?
A 55.1-g sample of an alloy at 93.0°C is placed into 154 g of water at...
A 55.1-g sample of an alloy at 93.0°C is placed into 154 g of water at 22.0°C in an insulated coffee cup. Assume that no heat is absorbed by the cup. If the final temperature of the system is 31.1°C, what is the specific heat capacity of the alloy in J/(g.K)? Don't include units. cH2O = 4.184 J/g.K
A 235-g sample of a substance is heated to 320 ∘C and then plunged into a...
A 235-g sample of a substance is heated to 320 ∘C and then plunged into a 105-g aluminum calorimeter cup containing 175 g of water and a 17-g glass thermometer at 10.5 ∘C. The final temperature is 35.0∘C. The value of specific heat for aluminium is 900 J/kg⋅C∘ , for glass is 840 J/kg⋅C∘ , and for water is 4186 J/kg⋅C∘ . Part A What is the specific heat of the substance? (Assume no water boils away.) Express your answer...
A 215-g sample of a substance is heated to 350 ∘C and then plunged into a...
A 215-g sample of a substance is heated to 350 ∘C and then plunged into a 105-g aluminum calorimeter cup containing 185 g of water and a 17-g glass thermometer at 12.5 ∘C. The final temperature is 35.0∘C. The value of specific heat for aluminium is 900 J/kg⋅C∘ , for glass is 840 J/kg⋅C∘ , and for water is 4186 J/kg⋅C∘ What is the specific heat of the substance? (Assume no water boils away.) Express your answer using three significant...
A 35.7 gram sample of iron (heat capacity 0.45 g/J°C) was heated to 99.10 °C and...
A 35.7 gram sample of iron (heat capacity 0.45 g/J°C) was heated to 99.10 °C and placed into a coffee cup calorimeter containing 42.92 grams of water initially at 15.15 °C. What will the final temperature of the system be? (Specific heat of water is 4.184 J/g°C). Please show work.
In an experiment, 22.5 g of metal was heated to 98.0°C and then quickly transferred to...
In an experiment, 22.5 g of metal was heated to 98.0°C and then quickly transferred to 150.0 g of water in a calorimeter. The initial temperature of the water was 27.0°C, and the final temperature after the addition of the metal was 32.5°C. Assume the calorimeter behaves ideally and does not absorb or release heat. What is the value of the specific heat capacity (in J/g•°C) of the metal?
In an experiment, 25.5 g of metal was heated to 98.0°C and then quickly transferred to...
In an experiment, 25.5 g of metal was heated to 98.0°C and then quickly transferred to 150.0 g of water in a calorimeter. The initial temperature of the water was 21.0°C, and the final temperature after the addition of the metal was 32.5°C. Assume the calorimeter behaves ideally and does not absorb or release heat. What is the value of the specific heat capacity (in J/g•°C) of the metal?
300.0 g of copper is heated to 100.0*C and transferred quickly to a calorimeter containing 400.0...
300.0 g of copper is heated to 100.0*C and transferred quickly to a calorimeter containing 400.0 grams of water initially at 25.0*C. If the final temperature is 29.4*C, calculate the specific heat of copper. The specific heat of water is 4.18 J/g-*C. What assumptions must be made about the calorimeter? How is the first law of thermodynamics and law of conservation of energy used in this experiment.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT