Which funnel is needed for vacuum filtration?
AStemless funnel
BSeparating funnel
CDropping funnel
DBuchner funnel
Answer & Solution
Correct answer: D. Buchner funnel
1. Recall the idea: Vacuum filtration needs a Büchner funnel, flask, filter paper and tubing.
2. The correct choice is: Buchner funnel.
3. The other options describe different methods or properties and do not fit this fact.
_Source: Wikipedia, Filtration_
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