94. Решение задачки по химии №009 428

Calculate Rf and Rs of substance X, if the distance from the start line to the front line of the solvent is 50 mm, the distance from the start line to the line of the chromatographic zone of substance X is 27 mm, the distance from the start line to the center of the spot of the standard substance is 26 mm.
Answer: 0.54; 1.04.

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