Applications and safety measures of separation techniques — task. Chemistry CBSE Live product, Class 9 (2026-27).

Choose the correct answer:

1. Centrifugation is used in laboratories to:

Dissolve solids
Evaporate liquids
Heat substances
Separate blood components

2. Why should we avoid directly inhaling vapours during sublimation?

They may be harmful
They cool quickly
They are heavy
They are colourless

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