chemistry

What is the chemistry behind the “Breathalyzer” test. I'm supposed to explain the chemicals and structures involved with the reactions which produce the positive and negative results

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  1. Chemistry of a Breathalyzer
    Aug 31, 2010 ... A Breathalyzer makes use of the fact that alcohols (in this case ethanol) oxidize into carboxylic acids. It uses the strong oxidizing agent ...
    http://www.kimyaturk.org/chemistry-of-a-breathalyzer/

    A Breathalyzer makes use of the fact that alcohols (in this case ethanol ...
    http://www.kimyaturk.org/tag/alcohols/

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  2. a 61 g sample of an organic compound was analyed and found to consist of 18 g carbon , 16 g oxygen, 16 g sulfur, 7 g nitrogen, and 4 g hyrogen. what is the percentage by mass of the elements that compose this compound?

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  3. according to this law ,as magnitude of chrages increases,what happens to the strength of attraction?

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