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The chromatogram of a sample containing 1- and 2-naphthol had two peaks with retention times of 228 and 235 s. Their widths at half-height were

The chromatogram of a sample containing 1- and 2-naphthol had two peaks with retention times of 228 and 235 s. Their widths at half-height were 2.4 and 2.5 s, respectively. Calculate the resolution of the two peaks.

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