3. Решение задачи по химии №000 374

149. When determining tin in bronze, ΔS \u003d 0 corresponded to a tin concentration of 10.2%, and for a standard with a tin concentration of 5.2%, ΔS \u003d - 0.52. Construct a calibration graph and determine the percentage of tin in the test sample if ΔSx = -0.28.

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