« previous next »

Author Question: Instructions: Place asterisks at all the chirality centers in each molecule below. Place asterisks: ... (Read 70 times)

809779

  • Hero Member
  • *****
  • Posts: 579
on: Aug 23, 2018
Instructions: Place asterisks at all the chirality centers in each molecule below.
  Place asterisks:
   
 
  cephalexin

Question 2

Instructions: Place asterisks at all the chirality centers in each molecule below.
  Place asterisks:
   
 
  ephedrine

Question 3

Instructions: Place asterisks at all the chirality centers in each molecule below.
  Place asterisks:
   
 
  codeine

Question 4

2.10 g of an unknown compound was dissolved in 15.00 mL of ethanol. The sample was placed in a 10.0 cm cell in a polarimeter and the angle of rotation was determined to be -18.48. What is the specific rotation of this unknown and specify if the compound is levorotatory or dextrorotatory?


fauacakatahaias

  • Sr. Member
  • ****
  • Posts: 353
Reply #1 on: Aug 23, 2018
Answer to Question 1



Answer to Question 2



Answer to Question 3



Answer to Question 4

ANS: -132 and levorotatory


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Chromosomes and the DNA molecule Chromosomes and the DNA molecule
Preoperative and Postoperative Patient Instructions Preoperative and Postoperative Patient Instructions
Apply passive touch over the eyes and cheeks to finish. Place the hands, using very light pressure, ... Apply passive touch over the eyes and cheeks to finish. Place the hands, using very light pressure, ...
Deep effleurage to buttocks muscles using reinforced palm. Place one hand over the other to apply ... Deep effleurage to buttocks muscles using reinforced palm. Place one hand over the other to apply ...
Pelvis and knee rock. Hold the feet again for a moment, and move to the person’s right side. Place ... Pelvis and knee rock. Hold the feet again for a moment, and move to the person’s right side. Place ...
Water as a Polar Molecule Water as a Polar Molecule
Video: Eczema

For a complete list of videos, visit our video library