HomeworkLib
Question

The heat capacities of gold and water are 0.129 J g−1 K−1 and 4.184 J g−1...

The heat capacities of gold and water are 0.129 J g−1 K−1 and 4.184 J g−1 K−1, respectively. What is the final temperature of the gold-water mixture if a 100.0 g sample of gold, initially at 95.0 ºC, is added to 50.0 g of water, initially at 25.0 ºC?

Enter your answer in degrees celsius, (ºC) accurate to one decimal place.

science   chemistry   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Request Professional Answer

Request Answer!

We need at least 10 more requests to produce the answer.

0 / 10 have requested this problem solution

The more requests, the faster the answer.

Request! (Login Required)

All students who have requested the answer will be notified once they are available.
Know the answer?
Add Answer to:
The heat capacities of gold and water are 0.129 J g−1 K−1 and 4.184 J g−1...
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

Similar Homework Help Questions

  • 1. An unknown sample is being evaluated in lab. What is the specific heat of the...

    1. An unknown sample is being evaluated in lab. What is the specific heat of the compound if it requires 105.06 J to raise the temperature of 51.68 grams of the unknown from 15.25 °C to 22.9 °C. 2. A 25.00 gram sample of an unknown metal initially at 99.0 degrees Celsius is added to 50.00 grams of water initially at 5.94 degrees Celsius. The final temperature of the system is 20.15 degrees Celsius. Calculate the specific heat of the...

  • 1. An unknown sample is being evaluated in lab. What is the specific heat of the...

    1. An unknown sample is being evaluated in lab. What is the specific heat of the compound if it requires 105.06 J to raise the temperature of 51.68 grams of the unknown from 15.25 °C to 22.9 °C. 2. A 25.00 gram sample of an unknown metal initially at 99.0 degrees Celsius is added to 50.00 grams of water initially at 5.94 degrees Celsius. The final temperature of the system is 20.15 degrees Celsius. Calculate the specific heat of the...

  • Calculate the final temperature of the water from the following heat transfer experiment. 45 g of...

    Calculate the final temperature of the water from the following heat transfer experiment. 45 g of water at an initial temperature of 36 degree C (Celsius) is added to 100.0 g of water at 100.0 degree C. The experiment is performed in an insulated container to prevent heat loss to the surroundings. Specific heat of water = 4.184 J/(g degree C) State your answers in degrees Celsius (C) with 3 significant figures.

  • A 56 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated...

    A 56 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated to 100.0 ºC. It is then transferred to a coffee cup calorimeter containing 40.35 g of water (specific heat of 4.184 J/ g ºC) initially at 20.63 ºC. If the final temperature of the system is 23.59, how much heat was absorbed by the calorimeter? Record your answer as a whole number (assume the sign is positive).

  • A 65.15 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated...

    A 65.15 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated to 100.0 ºC. It is then transferred to a coffee cup calorimeter containing 44.36 g of water (specific heat of 4.184 J/ g ºC) initially at 20.63 ºC. If the final temperature of the system is 23.59, how much heat was absorbed by the calorimeter? Record your answer as a whole number (assume the sign is positive).

  • Calculate the final temperature of the water from the following heat transfer experiment. 33 g of...

    Calculate the final temperature of the water from the following heat transfer experiment. 33 g of water at an initial temperature of 44 oC (Celsius) is added to 100.0 g of water at 100.0oC. The experiment is performed in an insulated container to prevent heat loss to the surroundings. Specific heat of water = 4.184 J/(g oC) State your answers in degrees celsius (C) with 3 significant figures. Tf =

  • The gas in a piston (defined as the system) is warmed and absorbs 655 J of...

    The gas in a piston (defined as the system) is warmed and absorbs 655 J of heat. The expansion performs 348 J of work on the surroundings. Part A What is the change in internal energy for the system? ΔE = J A system releases 617 kJ of heat and does 145 kJ of work on the surroundings. Part A What is the change in internal energy of the system? ΔE = kJ A 31.2 g wafer of pure gold...

  • A 71.54 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated...

    A 71.54 gram sample of iron (with a heat capacity of 0.450 J/g ºC) is heated to 100.0 ºC. It is then transferred to a coffee cup calorimeter containing 46.25 g of water (specific heat of 4.184 J/ g ºC) initially at 20.63 ºC. If the final temperature of the system is 23.59, what was the heat capacity of the calorimeter? Record your answer as a whole number (assume the sign is positive).Need answer in a whole number assume sigh...

  • 4. Heat transfer: q = mass x Cs x ΔT and –qreaction = +qsolution a. A...

    4. Heat transfer: q = mass x Cs x ΔT and –qreaction = +qsolution a. A piece of metal with a mass of 8.6 g was heated to 100.0°C and dropped into a coffee cup calorimeter containing 402.4 g of water at 25.0°C. If the temperature of the water and the metal at thermal equilibrium is 26.4°C, what is the specific heat of this metal in J/g°C? b. How much heat energy must be added in order to boil a...

  • A 52.53 gram sample of iron (with a heat capacity of 0.450 J/gºC) is heated to...

    A 52.53 gram sample of iron (with a heat capacity of 0.450 J/gºC) is heated to 100.0 ºC. It is then transferred to a coffee cup calorimeter containing 49.57 g of water (specific heat of 4.184 J/ gºC) initially at 20.63 ºC. If the final temperature of the system is 23.59ºC, how much heat was absorbed by the calorimeter? (Please give the absolute value)

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT