State protein stock solution

Reference no: EM13184364

a) How would you prepare 1.0 ml of a 0.6 mg/ml protein sample from a 1.0 mg/ml protein stock solution in a given phosphate buffer?

b) 1 ml of water and 1.0 ml of a solution "x" mixed together is a 1:2 dilution of "x" in water.

What is the dilution, 1:__, if 3.0 ml water and 1.0 ml of "x" is mixed together?

What is the dilution, 1:__, if 450 microliters water and 50 microliters "X" is mixed together?

Reference no: EM13184364

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