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Answer the following true/false questions relating to tlc: 1. Increasing the per

ID: 855233 • Letter: A

Question

Answer the following true/false questions relating to tlc:
1. Increasing the percent of hexane in a hexane-ethanol solvent mix would make the solvent more polar.


2. Aspartic acid will travel farther than phenylalanine with a nonpolar solvent.


3. A compound that barely moves off the spotting line on a plate during TLC suggests it is much more soluble in the stationary compared to the mobil phase.


4. A Rf value of 0.98 for a compound indicates it is very soluble in the mobile phase.


5. If you run TLC on two samples and get spots with Rf values of 0.33 and 0.33 both samples must contain the same compound.

Explanation / Answer

1.False

2.True

3.false

4.true

5.true