anonamous0357181
anonamous0357181
20-06-2017
Chemistry
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what is carbon dioxide(co2).
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dhaliwalh0860
dhaliwalh0860
20-06-2017
a colourless, odourless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air (about 0.03 per cent) and is absorbed by plants in photosynthesis.
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