For a 1cm pathlength, the absorbance at 260nm (A260) equals 1.0 for a 50 microgram/mL solution...

Question:

For a 1cm pathlength, the absorbance at 260nm (A260) equals 1.0 for a 50 microgram/mL solution of double stranded DNA. What is (i) the concentration and (ii) the amount of nucleic acid in 750 microlitre of a solution of double stranded DNA with an A260 of 0.46?

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