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31. Solution to Chemistry Problem

31. Solution to Chemistry Problem

Seller: Derkach

Price: 1.18 USD

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Product description

  • Calculate the separation characteristics of a mixture of n-hexane and n-heptane on columns L=400 cm: a) with DS-550 silicone on sterhamol; b) with B-B’-dicyanodiethyl sulfide on chromosorb. The speed of the chart tape is 300 mm/h.

Peak parameters:

Hydrocarbon tR, s m0.5 mm

a b a b

n-Hexane 510 123 4.7 0.8

n-Heptane 1090 145 8.0 1.0

Determine which column provides better separation?

Additional information

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