Quiz Results

Quiz	Purity, formulations and chromatography
Name	K e r r i e M c F a r l a n e - G r e e n
Email	k e r r i e @ r e s p o n s e l o n d o n . c o m
Result	PASSED
Score	6 / 6 (100%)
Passing score	4.8
Quiz took	2 min 26 sec
Quiz finished at	2023-02-27 18:19:18

Responses

The ratio between the distance travelled by the dissolved substance (the solute) and the distance travelled by the solvent in chromatography, is known as the

Awarded Points: 1

Correct Response: Rf value

User Response: Rf value

What are the two phases of chromatography?

Awarded Points: 1

Correct Response: mobile phase and stationary phase

User Response: mobile phase and stationary phase

Mixing precise amounts of substances is known as a

Awarded Points: 1

Correct Response: formulation

User Response: formulation

If a substance contains only one type of element or compound, it is known as being

Awarded Points: 1

Correct Response: pure

User Response: pure

Paints contain several components. Which of the following is NOT a normal component of paint?

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

One simple, reliable and safe way of judging the purity of a substance is by

Responses

Awarded Points: 1

Correct Response: Rf value

User Response: Rf value

Awarded Points: 1

Correct Response: mobile phase and stationary phase

User Response: mobile phase and stationary phase

Awarded Points: 1

Correct Response: formulation

User Response: formulation

Awarded Points: 1

Correct Response: pure

User Response: pure

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

Awarded Points: 1

Correct Response: comparing its melting or boiling points with the known melting or boiling points.

User Response: comparing its melting or boiling points with the known melting or boiling points.