nataluarenhg9329 nataluarenhg9329 27-11-2020 Medicine contestada 50 uL of a sample is pipetted into 100 uL of diluent in a test tube. The concentration of the tube is 1000 ng/ml (A). You will perform a serial dilution, taking 50 uL from the first tube and transferring into 100 uL of diluent, into three more tubes. What is the final concentration of the third tube?