Pipetting and diluting - A solution has a concentration of 3.8mg/ml of protein. a) 7 μl of a 10-5 dilution of the original solution contains how much protein? b) How much should you dilute the original solution to get a protein concentration of 2 μg/ml? If you could also give me a web site or attachment that may help me to under stand other problems like this i would apprecate i...

Diluting - 1)a 50ml stock solution of pigelase has a concentration o 10g/ml. How could you make a solution that contained only 0.01g/ml of pigelase. in a final note you cannot use more than 1 ml of water 2) a solution of DNA has a concentration of 2mg/ml. 20 microliter of a 10^-2 (ten to the negative two) dilution of the original solution contains how much dna. 3)a stock solution is 0.7...

Diluting - 1) a biological test pond has a volume of 2500 L and a sulfate concentration of 0.002mM. Two liters of 3M sulfuric acid are added to pond. What is the concentration of sulfate in the test pond? 2) a solution contains the protein insulin at a concentration of 5 mg/ml. You wish to transfer 2 microliters of insulin to another tube. How much of the original solution should be transf...