ZuoTi.Pro
Question

A hot-water bottle contains 791 g of water at 75 d
science   chemistry   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Capa of wat

0 0
Add a comment
Know the answer?
Add Answer to:
A hot-water bottle contains 791 g of water at 75 degree C. If the water cools...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • A hot water bottle contains 791 g of water at 75 degree Celcius. If the liquid...

    A hot water bottle contains 791 g of water at 75 degree Celcius. If the liquid water cools to body temperature (37 degree Celcius), how many kilojoules of heat could be transferred to sore muscles? *Express your answer to two significant figures and include the appropriate units.

  • A. Calculate the heat change in calories for vaporization of 25.0 g of water at 100...

    A. Calculate the heat change in calories for vaporization of 25.0 g of water at 100 ∘C. Express your answer as a positive value using three significant figures and include the appropriate units. B. Calculate the heat change in joules for vaporization of 7.00 g of water at 100 ∘C. Express your answer as a positive value using three significant figures and include the appropriate units. C. Calculate the heat change in kilocalories for condensation of 6.5 kg of steam...

  • Using the values for the heat of fusion, specific heat of water, and/or heat of vaporization,...

    Using the values for the heat of fusion, specific heat of water, and/or heat of vaporization, calculate the amount of heat energy in each of the following: Part A; joules needed to melt 20.0 g of ice at 0 ∘C and to warm the liquid to 55.0 ∘C Express your answer to three significant figures and include the appropriate units. Part B: kilocalories released when 40.0 g of steam condenses at 100 ∘C and the liquid cools to 0 ∘C...

  • The amount of boiling water required to raise the temperature of 25.0 kg of water in...

    The amount of boiling water required to raise the temperature of 25.0 kg of water in the bath to body temperature is 4.80 kg. In this process, the heat lost by the boiling water is equal to the heat gained by the room- temperature water. How much heat was transferred in this process? Express your answer to four significant figures and include the appropriate units.

  • A 13 cm-diameter cylinder contains argon gas at 10 atm pressure and a temperature of 55...

    A 13 cm-diameter cylinder contains argon gas at 10 atm pressure and a temperature of 55 degree C. A piston can slide in and out of the cylinder. The cylinder's initial length is 23 cm. 2300 J of heat are transferred to the gas, causing the gas to expand at constant pressure. What is the final temperature of the cylinder? Express your answer to two significant figures and include the appropriate units. What is the final length of the cylinder?...

  • 2. How long would it take for 1.50 mol of water at 100.0 ∘C to be...

    2. How long would it take for 1.50 mol of water at 100.0 ∘C to be converted completely into steam if heat were added at a constant rate of 15.0 J/s ? Express your answer to three significant figures and include the appropriate units. 3. How much heat energy, in kilojoules, is required to convert 31.0 g of ice at −18.0 ∘C to water at 25.0 ∘C ? Express your answer to three significant figures and include the appropriate units.

  • A Styrofoam cup holding 100 g of hot water at 84°C cools to room temperature, 21.0°C....

    A Styrofoam cup holding 100 g of hot water at 84°C cools to room temperature, 21.0°C. What is the change in entropy of the room? Neglect the specific heat of the cup and any change in temperature of the room. J/K

  • A Styrofoam cup holding 104 g of hot water at 1.00 x 102°C cools to room...

    A Styrofoam cup holding 104 g of hot water at 1.00 x 102°C cools to room temperature, 26.0°C. What is the change in entropy of the room? (Neglect the specific heat of the cup and any change in temperature of the room. The specific heat of water is 4,186 J/(kg . °C).) J/K Need Help? Mead

  • Part A: A calorimeter contains 26.0 mL of water at 13.0 ∘C . When 2.10 g...

    Part A: A calorimeter contains 26.0 mL of water at 13.0 ∘C . When 2.10 g of X (a substance with a molar mass of 49.0 g/mol ) is added, it dissolves via the reaction X(s)+H2O(l)→X(aq) and the temperature of the solution increases to 25.0 ∘C . Calculate the enthalpy change, ΔH, for this reaction per mole of X. Assume that the specific heat of the resulting solution is equal to that of water [4.18 J/(g⋅∘C)], that density of water...

  • Part A A calorimeter contains 34.0 mL of water at 12.5 ∘C . When 1.50 g...

    Part A A calorimeter contains 34.0 mL of water at 12.5 ∘C . When 1.50 g of X (a substance with a molar mass of 75.0 g/mol ) is added, it dissolves via the reaction X(s)+H2O(l)→X(aq) and the temperature of the solution increases to 25.5 ∘C . Calculate the enthalpy change, ΔH, for this reaction per mole of X. Assume that the specific heat of the resulting solution is equal to that of water [4.18 J/(g⋅∘C)], that density of water...

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
Active Questions
ADVERTISEMENT