Q32. A breath test used by traffic police to check drunken driving uses: (a)potassium dichromate-sulphuric acid (b)potassium permanganate-sulphuric acid (c)turmeric on filter paper (d)silica gel coated with silver nitrate

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Dileep Vishwakarma

2 years ago

The correct answer is Potassium dichromate-sulfuric acid.

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