Chemistry, 03.03.2020 02:31, makayladurham19
25-7. If a 15-cm-long HPLC column has a plate height of 5.0 mm, what will be the half-width (in seconds) of a peak eluted at 10.0 min? If plate height 5 25 mm, what will be w1/2?
Answers: 1
Chemistry, 22.06.2019 00:30, natalie1755
Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1
Answers: 3
Chemistry, 22.06.2019 05:30, nuclearfire278
Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease. correct answer for apex - a, its nonpolar end dissolves the grease.
Answers: 1
Chemistry, 22.06.2019 15:00, MilanPatel
How is the shape of the poem βpeerβ connected to its meaning?
Answers: 2
25-7. If a 15-cm-long HPLC column has a plate height of 5.0 mm, what will be the half-width (in seco...
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