Evaluate the molar mass of the unknown compound

Assignment Help Chemistry
Reference no: EM13554707

An aqueous solution containing 35.8 g of an unknown molecular (nonelectrolyte) compound in 156.7g of water was found to have a freezing point of -1.4 degrees C. Calculate the molar mass of the unknown compound.

Reference no: EM13554707

Questions Cloud

Two-stage cost allocation of overhead : Draw the cost flow diagram that illustrates the two-stage cost allocation of overhead for Tiger Furnishings using the results of the cost accountant's analysis of accounts - Compute the product costs per unit assuming that Tiger Furnishings uses di..
Estimate at what velocity did it orbit the moon : apollo orbit around the moon was adjusted to an average orbit of 111km radius of the moon is 1785 km and the mass of the moon is 7.3 *10"(22) kg. at what velocity did it orbit the moon
Explain a metal object over a bunsen burner : We did an experiment in class today heating a metal object over a bunsen burner, submerging it in water and recording the temperature to see what the heat flow was.
What would the gross profit be for sale : Analyze the above transactions. If ABC Inc. produced an income statement what would the gross profit be for this sale?
Evaluate the molar mass of the unknown compound : An aqueous solution containing 35.8 g of an unknown molecular (nonelectrolyte) compound in 156.7g of water was found to have a freezing point of -1.4 degrees C. Calculate the molar mass of the unknown compound.
Explain the hair matched the color of the victim''s hair : A person has been accussed of severely injuring another person in a barroom brawl. The accused was arrested and samples of hair and skin were take from under the person's fingernails. The hair matched the color of the victim's hair.
Compute the break-even point - denton manufacturing : Compute the break-even point in dollars for 2012 and compute the break-even point in dollars under each of the alternative courses of action. Which course of action do you recommend?
Explain organic chemists when making a new solid compound : Organic chemists when making a new solid compound often first try ethanol as a recrystallizing solvent. If soluble at room temperature, they add water and this often works. why
Evaluate the break-even point in dollars for 2012 : Compute the break-even point in dollars for 2012 and compute the break-even point in dollars under each of the alternative courses of action

Reviews

Write a Review

Chemistry Questions & Answers

  State a complete mathematical model for a closed system

Write a complete mathematical model for a closed system consisting of water only at equilibrium. Be sure to include starting materials, a species list, equilibria (if any), mass balance (if any), a charge balance equation, and other constraints

  Define why cis-1-chloro-4-t-butylcyclohexane reacts rapidly

explain why cis-1-chloro-4-t-butylcyclohexane reacts rapidly with sodium ethoxide while the trans-isomer react slowly

  Give a curved-arrow mechanism for the transformation of a

Identify intermediate A, which has a molecular formula of C10H16O2, and give a curved-arrow mechanism for the transformation of A to the final product

  Calculate the mass of silver chloride required to plate 215

calculate the mass of silver chloride required to plate 215 mg of pure silver if silver chloride contains 75.27

  After 50 ml of naoh was added no observable change had

a student carefully did a titration to determine the mass of acetic acid in the vinegar sample. after 50 ml of naoh was

  What mass of rain falls (in kg) on the lawn

If a raindrop weighs 57 mg on average and 5.1 X 10^5 raindrops fall on a lawn every minute, what mass of rain falls (in kg) on the lawn in 1.5 hours?

  Describe how half of the he in a container to leak out

It takes 12 hours for half of the He in a container to leak out. If the same container is refilled with Ne, how long will it take for half of the Ne to leak out

  How many grams of carbon dioxide are produced

If 2.00 moles of acetylene react completely with sufficient oxygen, how many grams of carbon dioxide are produced?

  Define how a nuclear fission reaction can be controlled

Explain how a nuclear fission reaction can be controlled to produce heat for power generation, ratherthan an explostion

  Compute the potential of the two cells

a) Calculate the potential of the two cells. b) Write the overall balanced redox equations for the reactions above. c) Calculate ?G for the conditions given for reactions above.

  Explain the lewis structure for -ch2cn

The lewis structure for -CH2CN (that should be a superscripted negative sign to the left of the 1st C)

  Electron configurations are a shorthand form of an orbital

Electron configurations are a shorthand form of an orbital diagram, describing which orbitals are occupied for a given element. For example, 1s^22s^22p^1 is the electron configuration of boron.

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