Which laboratory equipment is needed to prepare solutions of known %(w/w)?
A) a balance
B) a volumetric flask
C) both a and b
D) neither a nor b

Name: Which laboratory equipment is needed to prepare solutions of known %(w/w)? A) a balance B) a volumetric flask C) both a and b D) neither a nor b
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Quizplus · Accepted Answer

A balance is needed to weigh the solute and solvent accurately to prepare solutions of known %(w/w), which is a weight-based concentration.

Which Laboratory Equipment Is Needed to Prepare Solutions of Known