Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Chemistry Expert

water's heat of fusion is 80 cal/g and is specific heat is 1.0 cal/g degree celcius. Some velmobile set have been designed to hold ice packs inside their cushions. if you started the ride with ice packs that held 1900 g of frozen water at 0 degree celcius,and the temperature of water at the end was 32 degrees celcius, how many calories of heat energy was absorbed? Express our answer numerically in calories using two significant figures.

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M9418614

Have any Question?


Related Questions in Chemistry

A student prepared a stock solution by dissolving 200 g of

A student prepared a stock solution by dissolving 20.0 g of NaOH in enough water to make 150. mL of solution. She then took 15.0 mL of the stock solution and diluted it with enough water to make 65.0 mL of a final soluti ...

If 1440 grams of rbcl are dissolved in water to make a

If 14.40 grams of RbCl are dissolved in water to make a solution of 0.224 L, the density is found to be 1.047 g/cm 3 . Calculate the molality of the solute.

A 35g copper cup contains 89g of drinking water the copper

A 35g copper cup contains 89g of drinking water. The copper cup is placed into a cooling device consisting of an insulated container which holds 85g of water equal in temperature to the drinking water. Ammonium chloride ...

The earth receives radiation from the sun at the top of the

The Earth receives radiation from the Sun at the top of the atmosphere with a spectrum that resembles a blackbody emitter at a temperature of nearly 6000 K, although the temperature inside the Sun is about 15 million K. ...

Match the reaction provided on the left with the correct

Match the reaction provided on the left with the correct reaction classification/type on the right  [NOTE the reaction equations are not   balanced] . Reaction classification/types can be used more than once or not at al ...

What is an example of a specific transition metal solution

What is an example of a specific transition metal solution, including the oxidation state of the transition metal, and the color of the solution, and the complex ion that the transition metal forms in that solution if ap ...

Calculate the boling point of a solution prepared by adding

Calculate the boling point of a solution prepared by adding 11.5 g naphthalene (C10H8) to 250.0 g of benzene. Naphthalene is a non-electrolyte solute, and benzene is an organic solvent that exhibits a boiling point of 80 ...

What is the calculation of kcnbspfor the following reaction

What is the calculation of K c  for the following reaction if an initial reaction mixture of 0.600 mole of CO and 1.80 mole of H 2  in a 6.00 liter container forms an equilibrium mixture containing 0.226 mole of H 2 O an ...

Use the simulator for the hydrogen atom Use the simulator for the hydrogen atom

Use the simulator for the hydrogen atom (https://phet.colorado.edu/en/simulation/hydrogen-atom) to estimate the energy needed to transfer one mole of electrons from the energy level n = 1 to the level n = 3.

A power plant converts the heat energy in coal to

A power plant converts the heat energy in coal to electricity with 35% efficiency. Transmission losses are 10%. A factory then uses that electricity to make hydrogen with 50% efficiency, which is used in a fuel cell to m ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As