Compute the molecular mass of the unknown

Assignment Help Other Subject
Reference no: EM13721441

Please find the right answer of the following Problem

Problem- A solution is prepared from 0.75g of an unknown non electrolyte and 4.0 grams of lauric acid. The freezing point of this solution is, 40.6degC.

Part 1- Determine the molecular mass of the unknown.

Note that freezing point of pure lauric acid is 43.2degC and molality freezing point constant is 3.9degCkg/mo.

I need assist to compute the molecular mass of the unknown.

Reference no: EM13721441

Questions Cloud

Evaluate the concentration of arsenic trioxide : Determine the concentration of arsenic trioxide in a 355-mL (12-ounce) drink that would correlate to the LD50. Assume the average person has a mass of 70 kg.
Evaluate the blood alcohol concentration : Determine the Blood Alcohol Concentration (BAC), in gram/100-mL, of a suspect in a drunk driving murder if a breath sample had an ethanol (CH3CH2OH) absorbance of 0.578.
Compute the osmotic pressure on cell : What is the osmotic pressure on this cell if it is placed in distilled water? How much tension would the cell membrane have to withstand without rupturing to survive under these conditions?
Compute the ph of given solution : NH3 is a weak base (Kb=1.8×10-5) and so the salt NH4C l acts as a weak acid. What is the pH of a solution that is 0.045 M in NH4Cl?
Compute the molecular mass of the unknown : A solution is prepared from 0.75g of an unknown non electrolyte and 4.0 grams of lauric acid. The freezing point of this solution is, 40.6degC. Determine the molecular mass of the unknown.
Explain the matriarchal cultures and in patriarchal culture : Discuss how the Mother Goddess is depicted in matriarchal cultures and in patriarchal culture. What was her role in each of these cultures and how did these roles shape how the mother goddess was depicted in art?
Compute the molecular weight of the unknown : Calculate the molecular weight of the unknown. Your instructor shows you that made a mistake in the interpolation and that the correct value is Tf.
Compute the molar mass of given element : What is the molar mass of an element that crystallizes in a body-centered cubic unit cell with a density equal to0.971g/cm3 and a radius of 1.853Å.
Discussing a change effort in a specific organization : Write a 5 page double-spaced paper discussing a change effort in a specific organization. Be very specific in describing the situation. Any lists, graphs, or tables should be included as attachments.

Reviews

Write a Review

Other Subject Questions & Answers

  Rule of tainted fruit and exclusionary rule

Discuss the relationship between exclusionary rule and the rule of tainted fruit. Over 300 words with reference.

  Describe evolution of beatles musicwith examples

Describe evolution of beatles musicwith examples from early middle later period. analyze musical elements that created the change in their sound.

  Write the name and explain how you would like to be treated

using an experience from your own life name one social psychological phenomenon described in our textbook and

  Result of instinct or experience

Is learning the result of instinct or experience? Provide two examples to support your viewpoint.

  Compare and contrast human service ethics standards with

search the web for ethical standards in the human services field then find at least 5 scriptures describing how we

  Plans inferior to worker controlled unions

How were company unions or employee representation plans inferior to worker controlled unions?

  Calculate an approximate frequency in another group

The technique that converts rates or means of a known group into frequencies that can then be used to calculate an approximate frequency in another group is called what?

  Describe the difference between values and attitudes

Describe the difference between values and attitudes.

  How does the CSR program apply

Today’s changing legal, economic, and social environments require ethics programs aimed at protecting the company and its stakeholders, including stockholders.

  Developmental stages of a child or adolescent

Describe the relationship between counseling needs and the developmental stages of a child or adolescent.

  Explain some of the means by which american rock and roll

Explain some of the means by which American rock and roll was and was not made accessible to English teenagers in the mid-1950s.

  Future position as a human services worker

Describe a social policy that may affect your future position as a human services worker. Compare and contrast how a public versus a private organization might address this policy differently. I

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