Chemistry, 02.06.2021 22:10, cadanceowasso
As mentioned in the introduction, paper chromatography is only one type of chromatographic separation. Use your text or web resources to investigate gas chromatography and answer the following questions.
a. What is an example of the mobile phase for gas chromatography?
b. What is the stationary phase?
c. What are some common uses for gas chromatography?
d. What is meant by retention time? Will a compound that spends most of its time in the mobile phase has a large or a small retention time?
e. What are some factors that affect the retention time of a molecule?
Answers: 2
Chemistry, 22.06.2019 07:00, erickamurillo9929
In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?
Answers: 2
Chemistry, 22.06.2019 09:00, wkalpakchi
Given the following reaction: c3h8+5o2=3co2+4h20 how many grams of co2 will be produced 7 g of c3h8 and 98 g of o2
Answers: 1
Chemistry, 22.06.2019 19:00, georgesarkes12
Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
Answers: 2
As mentioned in the introduction, paper chromatography is only one type of chromatographic separatio...
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