What does retention factor mean
What does retention factor mean and why is it important when dealing with the thin layer chromatography?W
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A researcher wants to develop a test that will distinguish charophytes and land plants from green algae. Which of the following chemicals would be the best subject for such an assay?
How do you know if you have imposed goals upon the client or the staff member or if the client or staff member has determined the goal for him- or herself?
By what amount (in Pa) does the air pressure change as it flows through the constriction? Treat the air as an ideal fluid, and take the density of air to be 1.2 kg/m3.
How can these tabs be configured to provide: (a) content filtering and (b) protection from unwanted items like cookies?
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A magnetic field parallel to the z-axis is given by B= 0.830 y^2 t, where B is in tesla, y in meters, and t in seconds. What is the size of the induced current in the loop at t = 0.470s?
Describe the behivor of cells in a hypotonic solution. What is an example of this in everyday life?
Gravity of the surface of the moon is only 1/6 as strong as gravity of the earth. What is the weight of a 10kg object on the moon and on the earth? what is its mass on each.
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