Explain why only all glass apparatus should be used for preparation of nitric acid?

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Solution

The apparatus are made up of glass as nitric acid vapours are highly corrosive and can corrode rubber easily.

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Explain why

(a) Only all-glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.

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Q. Explain why [4 MARKS]
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Q. Explain the following: An all glass apparatus is used in the laboratory preparation of nitric acid.

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