A path of uniform width runs round the inside of a rectangular field 38 m long and 32 m wide. If the path occupies 600 m2, then the width of the path is

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#Question id: 19035

#Unit 13. Methods in Biology

In which chromatography stationary phase is more polar than mobile phase?

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#Question id: 19036

#Unit 13. Methods in Biology

Which of the following is used as a spraying reagent in paper chromatography? 

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#Question id: 19037

#Unit 13. Methods in Biology

In gas chromatography, the basis for separation of the components of the volatile material is the difference in________

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#Question id: 19038

#Unit 13. Methods in Biology

In which type of chromatography, the stationary phase is held in a narrow tube and the mobile phase is forced through it under pressure? 

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#Question id: 19039

#Unit 13. Methods in Biology

In chromatography, the stationary phase can be ___________ supported on a solid.

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#Question id: 19040

#Unit 13. Methods in Biology

In chromatography, which of the following can the mobile phase be made of?