Question

50 grams of warm water at 400 C is mixed with 65 grams of cool water...

50 grams of warm water at 400 C is mixed with 65 grams of cool water at 200 C, in a calorimeter. What is the final temperature of the mixture?

Homework Answers

Answer #1

From energy conservation, Heat gain by 200°C water is equal to the heat loss by 400°C water.

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
200 grams of water at 65 degrees celsius are mixed with 40 grams of ice at...
200 grams of water at 65 degrees celsius are mixed with 40 grams of ice at 0 degrees celsius in a 50 gram aluminum calorimeter cup at 25 degrees celsius. What is the final state of the system (all substances and temperatures?)
A 300km mass of water with temperature 50 C is mixed with 20kg of ice, The...
A 300km mass of water with temperature 50 C is mixed with 20kg of ice, The mixture has final temperature of 40C. What is initial temperature of ice ? Latent heat of evaporation of water at 101.3 kPa is ?
A 50 gram piece of copper at 200°C is placed in 100 grams of water at...
A 50 gram piece of copper at 200°C is placed in 100 grams of water at 25°C. Assuming no loss of heat to the surroundings, determine the final temperature of the water and copper.
PLEASE SHOW ALL WORK! 1) 65 g of ice at -17°C is mixed with 256 g...
PLEASE SHOW ALL WORK! 1) 65 g of ice at -17°C is mixed with 256 g of water at 29.2°C. Calculate the final temperature of the mixture. Assume that no energy in the form of heat is transferred to the environment. (Heat of fusion = 333 J/g; specific heat capacities: ice = 2.06 J/g x K, liquid water = 4.184 J/g x K) 2) In the reaction of barium chloride with potassium phosphate, barium phosphate and potassium chloride are produced....
What is the final equilbrium temperature when 40.0 grams of ice at -12.0 degrees C is...
What is the final equilbrium temperature when 40.0 grams of ice at -12.0 degrees C is mixed with 20.0 grams of water at 32 degrees C? The specific heat of ice is 2.10 kJ/kg degrees C, the heat of fusion for ice at 0 degrees C is 333.7 kJ/kg, the specific heat of water 4.186 kJ.kg degrees C, and the heat of vaporization of water at 100 degrees C is 2,256 kJ/kg. A. How much energy will it take to...
1. A chemistry student added 225 grams of aluminum at 85.00C to 115 grams of water...
1. A chemistry student added 225 grams of aluminum at 85.00C to 115 grams of water at 23.00C in a perfect calorimeter. The final temperature of the aluminum-water mixture was 41.40C. Use the student’s data to calculate the specific heat of aluminum in joules/gram0C.
A sample of 60 grams of water at 56 degrees celsuis is mixed in a styrofoam...
A sample of 60 grams of water at 56 degrees celsuis is mixed in a styrofoam container with 89 grams of water at 30 degrees celsuis what is the final temperature of the water? assume the stryofoam container is a closed system. A 51 degrees celsius B 48 degrees celsius C 40 degrees celsius D 38 degrees celsius
A cup of warm water (0.5 kg at 25*C) is poured into a large vat of...
A cup of warm water (0.5 kg at 25*C) is poured into a large vat of liquid nitrogen at 77K. The mixture is thermally insulated from the surrounding room. The following table of data may be relevant for this problem (all atmospheric pressure): Nitrogen Water Freezing Point(K) Boiling Point (K) 63 77 273 373 Specific Heat Capacity (J/kg.K) 1040 4186(water) 2108(ice) Latent Heat of Fusion(KJ/kg) Latent Heat of Vaporization (kJ/kg) 25.7 200 333 2260 (A) What will the final temperature...
Measure 50 ml of warm water (40 – 50 oC) in your 50 ml graduated cylinder...
Measure 50 ml of warm water (40 – 50 oC) in your 50 ml graduated cylinder and add water to the Styrofoam cup. Insert the thermometer in water and let the temperature equilibrate for 1 minute. Record the temperature of warm water.
An unknown mass of water (m1) of temperature 3.4°C is mixed with another unknown mass of...
An unknown mass of water (m1) of temperature 3.4°C is mixed with another unknown mass of water (m2) of 55.6°C. The combined mixture of water (m) has a temperature of 26.1°C and a mass of 154 grams. Determine the mass of (m1) and (m2) WITHOUT using cwater = 4184 J/kg°C.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT