The specific rotation of r--glyceraldehyde is 87 if the

Assignment Help Chemistry
Reference no: EM13644134

The specific rotation of (R)-(+)-glyceraldehyde is +8.7. If the observed specific rotation of a mixture of (R)-glyceraldehyde and (S)-glyceraldehyde is +2.5, what percent of glyceraldehyde is present as the R enantiomer?

Reference no: EM13644134

Questions Cloud

You think that the return could be modeled as a normal : suppose you are interested in an investment with an uncertain return. you think that the return could be modeled as a
A 200 g object tied to a string 80 cm long travels in a : a 200 g object tied to a string 80 cm long travels in a vertical circle of radius 80 cm. at the top of the circle the
After observing a long run of red on a roulette wheel many : after observing a long run of red on a roulette wheel many gamblers believe that black is bound to occur. such a belief
A block of mass 50 kg is pulled across a horizontal surface : a block of mass 5.0 kg is pulled across a horizontal surface at a constant speed by a force 14 n directed at 35 degrees
The specific rotation of r--glyceraldehyde is 87 if the : the specific rotation of r--glyceraldehyde is 8.7. if the observed specific rotation of a mixture of r-glyceraldehyde
A 4 cylinder 4 stroke spark ignition engine is running at : a 4 cylinder 4 stroke spark ignition engine is running at 2600rpm. the processes in each cylinder are air-standard otto
A distant galaxy emits light that has a wavelength of 4792 : a distant galaxy emits light that has a wavelength of 479.2 nm. on earth the wavelength of this light is measured to be
Determine the velocity of the water issuing from the : the closed tank is pressurized at 15 psig by air as shown. the liquid is water. determine the velocity of the water
A find the net gravitational force exerted by these objects : objects with masses of 200 kg and 500 kg are separated by 0.400 m. a find the net gravitational force exerted by these

Reviews

Write a Review

Chemistry Questions & Answers

  One of the components of pineapple flavor is ethyl

one of the components of pineapple flavor is ethyl butyrate which has the empirical formula c3h6ox. its vapor took 162

  Explain the 2d rectangular surface except at the walls

Given a particle of mass m confined to rectangular surface pf length L1 in the x- direction and L2 in the y direction. potential energy is zero everywhere inside the 2D rectangular surface except at the walls, where it is infinite.

  Explain one lone pair of electrons on the central atom

Which molecule has only 90° and 180° bond angles and one lone pair of electrons on the central atom. XeF4 SeF4 BCl3 ClF5

  What ph is needed to start precipitation of fe(oh)3

What pH is required to start precipitation of Fe(OH)3 from a 0.110 M solution of FeCl3? Ksp of Fe(OH)3 = 4.0 10-29.

  Explain what are the equilibrium partial pressures of hbr

At 186 oC the equilibrium constant for the reaction: 2 HBr(g) H2(g) + Br2(g) is KP = 6.56e-11. If the initial pressure of HBr is 0.00753 atm, what are the equilibrium partial pressures of HBr, H2, and Br2? p(HBr) = . p(H2) = . p(Br2) = .

  Hcl acid solution is standardized using 0502g of sodium

hcl acid solution is standardized using 0.502g of sodium carbonate. find the molarity of the acid if 30.5ml are

  Define the ph at the equivalence point in the titration

What is the pH at the equivalence point in the titration of 0.250M HX (Ka=6.2x10^-8) with 0.250M KOH

  Estimate the osmotic pressure of human blood

Estimate the osmotic pressure of human blood at 37°C. Assume blood is isotonic with a 0.16 M NaCl solution, and assume the van't Hoff factor i is 1.9 for NaCl.

  How many moles of co2 must be added to the system

The system CO2(g) + H2(g) *) H2O(g) + CO(g) is at equilibrium at some temperature. At equilibrium a 4.00 L vessel contains 1.00 mole CO2, 1.00 mole H2, 2.40 moles H2O, and 2.40 moles CO.

  Explain the fingerprint region of the ir spectrum

In the fingerprint region of the IR spectrum, what do the absorptions at 746 and 688 cm-1 tell you about the substitution pattern of this compound

  Explain and identify the type of reaction

identify the type of reaction..Barium chloride + sulfuric acid ---> Barium sulfate (s) + hyrdochloric acid

  What is the vapor pressure of a solution

At 25 ºC, the vapor pressure of water is 23.8 torr. What is the vapor pressure of a solution prepared by dissolving 97.0 g of C6H12O6 (a nonvolatile solute) in 170 g of water.

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