Question

why the balance room should be kept dust free and smoke free.


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Answer 1

Answer:

bcause for a balance room,it should be airy,filled with light and avoid and hazardous materials in the room

Explanation:

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Answer 2

Answer:

Every laboratory has a separate room where a number of physical and chemical balances are kept for weighing chemicals. This room is kept dust free and smoke free for accurate measurements. A good chemical laboratory must have the apparatus and equipments.

Explanation:

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