What is the molecular formula of didemnin a

Assignment Help Chemistry
Reference no: EM13126818

In 1978, scientists extracted a compound with antitumor and antivirus properties from marine animals in the Caribbean Sea. A sample of the compound didemnin-A of mass of 1.756 mg was analyzed and found to have the following composition: 1.086 mg C, 0.148 mg H, 0.159 mg N, and 0.363 mg O. The molar mass of didemnin-A was found to be 942 g/mol. What is the molecular formula of didemnin A

Reference no: EM13126818

Questions Cloud

Indirect costs are expected to remain the similar : Specialty spark plugs are selling for an average price of $20 and are expected to cost $8 to manufacture with the new equipment. Indirect costs are expected to remain the similar.
Mathematics-calculus-minimizing cost : A surfboard manufacturing company has determined that the cost function c(x), in hundreds of dollars, for producing x hundreds of boards is c(x) = .2x^2 -.84x + 3.625.
Calculus-area between curves : After t hours on the job, one factory worker is producing Q'1(t) = 60 - 2(t - 1)^2 units per hour, while a second worker is producing Q'2(t) = 50 - 5t units per hour.
Mathematics-calculus-minimization : An open-topped cylindrical pot is to have volume 125in^3. What dimensions will minimize the total amount of material used in making this pot?
What is the molecular formula of didemnin a : In 1978, scientists extracted a compound with antitumor and antivirus properties from marine animals in the Caribbean Sea. A sample of the compound didemnin-A
Find proportion of population of school employees are female : In a random sample of 328 florida public school employees, 231 were female. write a 95% confidence interval for the proportion of the population of florida public school employees that are female.
Prepare a report on managerial decision : Analyze news from a global newspaper delivering a report that could be useful for your company to take a managerial decision.
Determine the cost recovery deduction : Barry did not elect to expense any of the asset under § 179, nor did he elect straight-line cost recovery. Barry sold the asset on July 17, 2010. Determine the cost recovery deduction for 2010.
Calculus-minimizing area : Each page of a book will contain 30in^2 of print, and each page must have 2-in margins at top and bottom and a 1-in. margin at each side.

Reviews

Write a Review

Chemistry Questions & Answers

  Steps in the mechanism for the following reaction

Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..

  Prior to placing piece of metal into the graduated cylinder

This assignment inhibits chemistry Laboratory Questions.

  Write the structures of the saytzeff elimination

Write the structures of the saytzeff elimination

  Calculate ph - chemistry questions

Chemistry Questions on Calculate P H

  How many mols of hydrogen can produce

how many mols of H 2 can produce

  Analysis of corrosion mechanisms

Analysis of corrosion mechanisms and preventative measures

  Chemical and pharmaceutical science

Write an equation for the formation of an acetal from reaction of excess methanol with benzaldehyde in the presence of an acid catalyst.

  Calculate the approximate sulphur

Calculate the approximate SO 2 mass emission in lb/day.

  What is the structure - stereochemistry

What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?

  Design a qualitative analysis scheme

Design a qualitative analysis scheme

  What will be the resultant pressure

What will be the resultant pressure when the stopcock is opened?

  The 1h nmr spectrum

Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound

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