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Chemistry, 11.12.2021 17:50 memeE15

True or false a. very little oxygen and nitrogen are found in air.
b. oxygen is the main cause of the formation of rust in iron.
c. impure air is odourless.
d. plants take in oxygen gas during respiration.
e. air contains water vapour.

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True or false a. very little oxygen and nitrogen are found in air.
b. oxygen is the main caus...

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