Science

Science :)

Dilution

Aim:

I want to investigate how to dilute a solution

Equipment:

• 10mL measuring cylinder 
• 6 Test tube rack
• Beaker
• Test tube 
• Potassium permanganate 

Method:

•  We filled the measuring cylinder in 10mL
• And we add 10mL of water to a test tube
• Then we add 9mL of water to 5 more tests tubes.
• And add the first 10mL test tube of water
• We Add 1mL of the second tube into the third test tube.
• And  we Add 1mL of the third test tube into the fourth test tube.
• And we Add 1mL of the fourth test tube into the fifth test tube.
• And we Add 1mL of the fifth test tube into the sixth test tube.

Result:

No Photo

Discussion:

 the first test tube kind like a purple dark and the fifth one was clear water.