10 Questions
What is the maximum capacity of general-purpose balances used in pharmaceutics?
300 g
In what conditions are analytical balances likely to be found?
On a draught-free surface
What is the weighing precision of analytical four-figure balances?
0.1 mg
What feature of general-purpose balances allows the automatic subtraction of the container's mass?
Electronic zero facility (self-taring)
What is a key maintenance aspect of analytical balances according to the text?
No need for any user adjustments like levelling or zero adjustment
What factors determine the weighing container to be used for chemicals?
The amount of chemical to be weighed and its properties
Which type of weighing containers should be used for analytical procedures in pharmacy?
Weighing boats, weighing bottles, glass, or plastic sample tubes
When is it recommended to use weighing boats to transfer a solid into a volumetric flask?
When the solid is known to be totally soluble in the solvent
What should be considered when deciding on the weighing container according to the text?
The accuracy to which the chemical is to be weighed
Why are special glazed paper containers mentioned in relation to weighing containers?
As an alternative to glass weighing boats
Test your knowledge on weighing balances used in pharmaceutics, including general purpose balances and analytical four-figure balances. Learn about capacities, precision levels, and proper procedures for dispensing chemicals.
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