150. When determining manganese in bronze, ΔS = 0 corresponded to a manganese concentration of 1.77%, and for a standard with a manganese concentration of 0.83%, ΔS = -0.54. Construct a calibration graph and determine the percentage of manganese in the test sample if ΔSx = –0.33.

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.