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Question Number 38478 by Rio Mike last updated on 26/Jun/18

Commented by Rio Mike last updated on 26/Jun/18

$$\mathrm{The}\mathrm{colouring}\mathrm{in}\mathrm{five}\mathrm{soft}\mathrm{drinks}$$$$\mathrm{produced}\mathrm{by}\mathrm{a}\mathrm{drink}\mathrm{industry}\mathrm{were}$$$$\mathrm{analysed}\mathrm{on}\mathrm{a}\mathrm{Paper}\mathrm{Chromatography}.$$$$\mathrm{the}\mathrm{final}\mathrm{chromatogram}\mathrm{is}\mathrm{show}\mathrm{above}.$$$$\mathrm{a})\mathrm{which}\mathrm{of}\mathrm{the}\mathrm{soft}\mathrm{drinks}\mathrm{has}\mathrm{a}\mathrm{colouring}$$$$\mathrm{which}\mathrm{contains}\mathrm{one}\mathrm{dye}?$$$$\mathrm{b})\mathrm{How}\mathrm{many}\mathrm{different}\mathrm{dyes}\mathrm{does}\mathrm{the}$$$$\mathrm{industry}\mathrm{use}\mathrm{in}\mathrm{colouring}\mathrm{soft}\mathrm{drinks}$$$$\mathrm{c})\mathrm{which}\mathrm{two}\mathrm{colouring}\mathrm{could}\mathrm{have}$$$$\mathrm{been}\mathrm{mixed}\mathrm{to}\mathrm{make}\mathrm{Z}.?$$

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