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Why must the starting line on which the spot of food colouring was placed be above the level of solvent?
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Why is the mixture placed above the level of the solvent in chromatography?
If not, the mixture would just soak out into the liquid in the tank.
Why is it important that the sample spots are not below the solvent level when the filter paper is first placed in the developing chamber?
By placing the spot above the level of the solvent in the beaker, you slow the flow of solvent which results in improved separation of the components in the spot. If you placed it below the level of the solvent in the beaker, the solvent would just flow at a much faster rate and instead of separating the components in the spot, they would simply be washed away.
Which solution will have more gas dissolved in it?
The solubility of a gas in a solvent is directly proportional to the partial pressure of that gas above the solvent.
Where did Arctic Circle placed above or down?
above
Why must the level ofthe solvent not reach the pencil line where the spots are?
if it wouldn't be above the level of solvent the spots will run off
Where is a Combat Action Tourniquet placed on a injury?
It's placed above the injury site
What is the difference between grave and tomb?
A tomb is a structure that typically is above ground in which the casket is placed. A grave is a hole in the ground in which the casket is placed. A tomb stone is a structure placed above a grave to mark the location of the grave.
WHAT TYPE OF SECURITY IS ( PART OF YOUR RESPONSIBILITY) AND PLACED ABOVE ALL ELSE?
Information security is part of your responsibility and placed above all else.
Where is the bowie-dick test pack placed?
Best placed 50 - 100mm above the drain of the steriliser.
What is the mark placed under a letter called?
It is the same as the mark placed above: a diacritic, or diacritical mark.
Where is a tourniquet placed on injury?
It is placed 2 to 4 inches above the wound.
What operations usually makes a substance dissolve faster in a solvent crushing the substance to a powder agitation raising the temperature or all the above?
all of the above
