Explain the freezing point depression constant of water

Assignment Help Chemistry
Reference no: EM13540904

How much ethylene glycol must be added to your car's cooling system along with 5.0 kg of water to obtain a freezing temperature of -15 oC? The freezing point depression constant of water = -1.86 oC.m-1

Reference no: EM13540904

Questions Cloud

Explain how many ounces of pure silver are present : Sterling silver is 92.5% silver by mass with a density of 10.3 g/cm3. If a cube of sterling silver has a volume of 27.0 cm3, how many ounces of pure silver are present
The ethanol being in excess relative to 2-phenylacetic acid : The complete conversion of 2-phenylacetic acid to ethyl-2-phenylacetate in this experiment is the result of. Ethanol being in excess relative to 2-phenylacetic acid
Calculate what is their speed after the collision : Two 72.0- hockey players skating at 7.00 collide and stick together. If the angle between their initial directions was 135 , what is their speed after the collision
Determine what is the mass of canoe : Two groups of canoeists meet in the middle of a lake. After a brief visit, a person in canoe 1 pushes on canoe 2 to separate the canoes. what is the mass of canoe 2
Explain the freezing point depression constant of water : How much ethylene glycol must be added to your car's cooling system along with 5.0 kg of water to obtain a freezing temperature of -15 oC. The freezing point depression constant of water
Find the speed of the heavier glider : Gliders with masses 0.150kg and 0.220kg are at rest on an air track with a spring between them. Find the speed of the heavier glider
Find at what time will they next realign : If the hour and minute hands of an analog clock are aligned at 00:00 (midnight), at what time will they next realign
Explain the boiling point of a solution containing urea : What is the boiling point of a solution containing 15.0 g of urea in 0.500 L of water. The boiling temperature of pure water is 100.00 oC and the boiling point elevation constant of water is 0.5121 oC.m-1
Explain what volume of hcl is required to titrate of naoh : What volume of 0.812 M HCl is required to titrate 1.45 g of NaOH to the equivalence point

Reviews

Write a Review

Chemistry Questions & Answers

  Produce electricity for a house

How many kilograms of hydrogen would be required to generate the electricity needed for a typical house? Assume the home uses about 850 kWh of electricity per month,

  State the molecular and complete ionic

Predict what will happen when the following pairs of solutions are mixed. Write the molecular, complete ionic, and net ionic equations. Give the spectator ions.

  Explain the second order rate constant for a reaction

The second order rate constant for a reaction is 4.2300 x 102 M-1s-1. If the initial reagent concentration is 0.93800 mol/L, determine the time (in seconds) required for the reagent concentration to reach 0.21800 mol/L.

  Explain the thermodynamic properties for a reaction

The thermodynamic properties for a reaction are related by the equation that defines the standard free energy, Delta G circ, in kJ/mol: Delta G circ=Delta H circ-T Delta S circ where Delta H circ is the standard enthalpy change in kJ/mol and Delta..

  Explain the solution is acidic both a and b

Which of the following is true about a solution with pH = 5? Answer a. the solution is basic b. the OH- concentration > H+ concentration c. the solution is acidic d. both a and b

  Suggest a mechanism for the addition of bromine

Propose a mechanism for the addition of bromine and water to cyclopentene. Be sure to show how the trans product results

  What is the identity of the unknown acid

0.250 g of a binary unknown acid, HX, requires 31.96 mL of a 0.09668M NaOH solution when titrated. What is the identity of the unknown acid.

  Explain the relative acid strengths of pairs of acids

Select all of the correct statements about the relative acid strengths of pairs of acids from the choices below. HCl is a stronger acid than H2S because Cl is more electronegative than S. H2SO4 is a stronger acid than H2SeO4 because S is more electro..

  Explain the hazards associated with ch3cooh solution

explain the hazards associated with 1.0M CH3COOH solution, 0.10M BaCl2 solution and 0.10M Na2C2O4 solution.

  Explain the equation of the degenerated energies

Eight electrons can freely move in a box whose dimensions are 4m x 1m x 1m. sketch the occupied energy states and write the equation of the degenerated energies, including the quantum numbers, from the occupied states.

  How many moles of sodium sulphate are required

Sodium sulfate dissolves as follows: Na2SO4(s) 2Na+(aq) + SO42- (aq). How many moles of Na2SO4 are required to make 1.0 L of solution in which the Na concentration is 0.10 M.

  Define what is the total volume of gaseous products formed

What is the total volume of gaseous products formed when 82.4 liters of carbon monoxide react completely according to the following reaction? (All gases are at the same temperature and pressure.) carbon monoxide (g) + water (l)------- carbon dioxi..

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