Required Practical 11 Flashcards
1
Q
What is the purpose of a colorimeter
A
to measure light absorbance (how much light is absorbed) or light transmission (how much light passes through) of a substance
2
Q
Significance of the data being collected
A
the absorbance of the known samples can be used to work out the glucose concentration of the unknown samples using the calibration curve
3
Q
glucose is a
A
monosaccharide
4
Q
example of a reducing sugar
A
alpha glucose
-It reduces Benedict’s solution and is oxidised
- This is possible because it contains an
aldehyde group.
