Explain how much heat is required to melt ice

Assignment Help Chemistry
Reference no: EM13490109

How much heat is required to melt 48.5g of ice at its melting point? Express your answer numerically in kilojoules.

Reference no: EM13490109

Questions Cloud

What is the final mass of the iron and the remaining water : You cool a 130.0g slug of red-hot iron (temperature 745 ?C) by dropping it into an insulated cup of negligible mass containing 70.0g of water at 20.0 ?C. what is the final mass of the iron and the remaining water
Definition and background information on each indicator : Prepare a report of no more than 10 pages outlining the above analysis and the selection of the resulting portfolio. Marks will be given for content not for length. Anything over 10 pages will not be marked.
Evaluate the pressure of a sample of hydrogen gas : Calculate the pressure of a sample of hydrogen gas collected over water at 24.7C when the barometric pressure is 729.8 torr (see vapor pressure table) PV=NRT
What additional volume of ethanol can be put into the tank : A steel tank is completely filled with 3.00 m3 of ethanol when both the tank and the ethanol are at a temperature of 31.5?C. what additional volume of ethanol can be put into the tank
Explain how much heat is required to melt ice : How much heat is required to melt 48.5g of ice at its melting point. Express your answer numerically in kilojoules.
What are the limits to the u.s. long-term economic growth : What are the limits to the U.S. long-term economic growth? Is there anything that our government can do to address these limits, or would it be a bad idea to try?
Explain al reacts calculate the amount of hydrogen produced : 2Al + 6HBr = 2AlBr3 + 3H2 If .427 g of Al reacts calculate the amount of hydrogen produced
Describe sufficient energy to ionize the atom : Use Coulomb's law to calculate the ionization energy in kJ/mol of an atom composed of a proton and an electron separated by 203.00 pm What wavelength of light would have sufficient energy to ionize the atom?
Determine the equal period payments : Determine the weekly payment with weekly compounding of interest.

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the mass of ethylene glycol required

Calculate the mass of ethylene glycol required to lower the freezing point of 200 mL of water/ice by 4.5 degrees celsius. The K(f) for H20 is 1.86 degrees celsius/m. Assume the density of water is 1.00 g/ml.

  Compute the dye concentration

Calculate the dye concentration. (3) 5.00 mL of 0.00500 M ferric nitrate is added to 5.00 mL of nitric acid and 10.0 mL of 0.00250 M thiocyanate solution. Calculate the initial Fe3+ concentration before reaction.

  Define what is the pressure of the gas

If 17.5 moles of an ideal gas occupies 0.0455 cubic meters at 70.5°C, what is the pressure of the gas?

  What would the volume of the oxygen be

A certain mass of oxygen was collected over water when potassium chlorate was decomposed by heating. The volume of the oxygen sample collected was 870 mL at 40C and a barometric pressure of 755 torr.

  Write the structure of the conjugate acid

Consider the base monosodium phosphate and Write the structure of the conjugate acid of this base- ineffective for extracting C7H6O2 from a diethyl ether solution.

  Determine e° for the reduction

Determine E° for the reduction half-reaction Ce4+(aq) + e- → Ce3+(aq), given that the cell voltage for the following voltaic cell is E°cell = 1.887 V:

  What is the amount of nitrogen produced

Ammonia burns in pure oxygen and reaction produces nitrogen and water. What is the amount of Nitrogen produced from 45.0 g NH3?

  What is the average thickness of the sheet in meters

If a 220 piece of gold (density =19.32 ) is hammered into a sheet measuring 2.41.0 , what is the average thickness of the sheet in meters?

  Explain the purity of the isolated trimyristin

Why An adequate answer will address what the reported melting point and percent yeild suggest about the purity of the isolated trimyristin.

  Determine the volume of the container

If the initial volume of the container, before any reaction takes place, is 5.70 L, determine the volume of the container after the N2 (g) and H2 (g) have reacted to completion.

  Define constitutionally isomeric monochlorides can be formed

How many constitutionally isomeric monochlorides can be formed on free radical chlorination of 2,3,3-trimethylpentane

  What is the chemical formula of a homonuclear diatomic gas

what is the chemical formula of a homonuclear diatomic gas if it has a pressure of 1.40 atm and a density of 1.82 gl at

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd