Concept explainers
Interpretation : The specific rotation of a substance dissolved in a solvent (0.4 g/mL) and with observed rotation of -10° is to be determined.
Concept Introduction : The specific rotation (
Answer to Problem 1P
Specific rotation = -50° mL/g.dm
Explanation of Solution
Given information :
Observed rotation,
Length of the sample tube, l = 0.5 dm
Concentration of solvent, C = 0.4 g/mL
:
The formula to calculate the specific rotation (
In this formula,
C is the concentration in g/mL
l is the length of the sample tube in unit dm.
T is the temperature which is taken as a constant at 25°C.
? is the
Now, put the given data in this formula and solve for the specific rotation of the given substance.
The specific rotation of the given substance is -50° mL/g.dm.
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Chapter 92 Solutions
SMALL SCALE APP.TO ORG...(LL) >CUSTOM<
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