Explain enantiomerically pure sec-phenethyl alcohol

Assignment Help Chemistry
Reference no: EM13341311

The specific rotation for enantiomerically pure sec-phenethyl alcohol is 42 degrees. What would the specific rotation of this 93% optically pure sample?

Reference no: EM13341311

Questions Cloud

Explain diffusion of water across the membrane : Compartment A (1M NaCl) and compartment B (1 M K2SO4) are separated by a semipermeable membrane. In which compartment will the concentration of solute increase as a result of diffusion of water across the membrane
Aspects of inductive generalizing as the sampling frame : Refer to such aspects of inductive generalizing as the sampling frame, how representative the poll sample was, and how biased the poll might be.
How much work is performed by the car : An advertisement shows a 1239 kg car slowly pulling at constant speed a large passenger airplane to demonstrate the power of its newly-designed 79.7 hp (horsepower) engine. How much work is performed by the car on the airplane during this time
How much time elapses before persons do meet : Two persons start at the same place but walk around a circular lake in opposite directions. Their angular speeds are 1.90 x 10-3 rad/s and 3.10 x 10-3 rad/s, respectively. How much time elapses before they meet
Explain enantiomerically pure sec-phenethyl alcohol : The specific rotation for enantiomerically pure sec-phenethyl alcohol is 42 degrees. What would the specific rotation of this 93% optically pure sample
What is the role of sexual exclusivity in marriage : 1. What is the role of sexual exclusivity in marriage and family? Can you give an ethical argument (not simply your personal moral inclination) for or against sexual exclusivity?
Importance of each ratio and how it relates to panera bread : Profitability Ratios-profit margin, asset turnover, return on assets, debt-to-equity ratio, return on equity and long-term Solvency Ratios-debt-to-equity ratio, debt to total assets, times interest earned, cash debt coverage
What was the cars average angular speed for that lap : A car completes one lap in a time of 19.3 s, with an average translational speed of 45.2 m/s. What is the radius of the track, and what was the car's average angular speed for that lap
Obtain the minimum torque that must be applied to secondhand : A clock has a second hand whose tip rubs against the inside of the glass cover. what is the minimum torque that must be applied to the second hand

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the average weight of cr

The excess reagent required 4.30mL back-titration with .00812M Cu2+. Calculate the average weight of Cr on each square centimeter of surface.

  Explain what is the mole fraction of ethanol

what is the mole fraction of ethanol, C2H5OH, in an aqueous solution in which the ethanol concentration

  Explain elements with the longest half-lives

Suggest why Po-210 and At-211 are the isotopes of those elements with the longest half-lives.

  Explain electric dipole moment in one dimension

(a) electric dipole moment in one dimension (b)the mean square deviations of the position and momentum of a particle in one dimension from the mean values.

  A reaction for the decomposition of dinitrogen monoxide gas

The reaction for the decomposition of dinitrogen monoxide gas to form an oxygen radical is: N2O--->N2 + O2. If the activation energy is 250 kj/mol and the frequency factor is 8.0 x 10^11 s^-1, what is the rate constant for the first order reaction..

  Write a balanced chemical equation for the decomposition

Write a balanced chemical equation for the decomposition of limestone, CaCO3, to quicklime, CaO, and carbon dioxide.

  Compute equilibrium partial pressure

Given total pressure and equilibrium constant, calculate equilibrium partial pressure, The heterogeneous equilibrium process

  Explain what is the alkalinity of the water expressed

A water sample contains 118mg/L of bicarbonate ion, 19mg/L of carbonate ion, and has a pH of 9.5. What is the alkalinity of this water expressed as mg/L of CaCO3? Answer: 130mg/L as CaCO3.

  Explain the yield after recrystallization was two grams

From 5g of benzopinacol you obtained benzopinacolona 75% crude. The yield after recrystallization was 2 grams. benzapinacol molecular weight = 366.46 g / mol benzopinacolone molecular weight = 348.44 g / mol determine:

  Define how many gas molecules are present

3- A 498mL sample of laughing gas, N2O, is at 30 *C and 414 torr pressure (a) How many gas molecules are present. (b) How many atoms are there

  Determine new ph of solution

How much 0.20mol/L sodium hydroxide should be combined to this buffer to raise the pH to 5.1? If the same amount of 0.20 mol/L sodium hydroxide were combined to 250mL of deionized H 2 O, Determine New pH?

  What volume of solution should be dispensed

What volume of solution should be dispensed from the buret to provide 5.633 mmol CO2-3 ? Answer in units of mL.

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