Thursday
October 2, 2014

Homework Help: CHEMISTRY

Posted by Hannah on Sunday, August 19, 2012 at 3:13pm.

In TLC, why do you spot multiple times? Select one or more correct answers.
A. To fill the capillary almost instantly by capillary action.
B. So the developing chamber solvent does not evaporate.
C. The higher compound concentration facilitates visualization.
D. To acheive a high concentration of sample in a small spot.


THERE IS MORE THAN ONE ANSWER CORRECT HERE. I KNOW IT IS D, BUT THERE IS ONE MORE CORRECT ANSWER. WHAT IS IT? THANKS!

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - In TLC, why do you spot multiple times? Select one or more correct ...
Chemistry - Why do you spot multiple times? Select one or more correct answers. ...
Chemistry - Assume your sample spots are 1 cm above the bottom of the TLC plate...
chemistry - what are some source errors in my experiment? determine absolute ...
Chemistry-help needed - I have a question on thin layer chromatography (TLC). My...
Chemistry - I have 2 questions on columns used in the Gas Chromatography-Flame ...
Bioanalytical Chemistry - Two proteins are separated by capillary ...
physics - Blood takes about 1.50 s to pass through a 2.0-mm-long capillary. If ...
science - Describe the events that take place in the movement of fluid in the ...
science - Describe the events that take place in the movement of fluid in the ...

Search
Members