140. Solving a chemistry problem
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140. Solving a chemistry problem
18. Using the Bouguer - Lambert - Beer equation, determine the parameter "X"
Detected ion or substance Pb2
Reaction of the formation of a colored compound C with dithizone CuR2 in CHCl3
Wavelength, nm 520
ε 70,000
Layer thickness, cm 5.0
Concentration 1.05 μg / ml
Optical density X
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