InterviewSolution
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Who am I? (a) I am found in clouds and mist. (b) I am used in aerated drinks. (c) I am used in an electric bulb. (d) I form 78% of air. (e) I am used in the production of nitric acid. |
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Answer» Who am I? (a) I am found in clouds and mist. (b) I am used in aerated drinks. (c) I am used in an electric bulb. (d) I form 78% of air. (e) I am used in the production of nitric acid.
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