Tick the correct word given in the bracket.
1) (oxygen /nitrogen) supports combustion.
2.(coal /natural gas) does not cause pollution.
3.rayon is (cheaper/costlier) than silk.
Answers
Answered by
1
Explanation:
Oxygen
natural gas
cheaper
hope it'll help you make it brainliest answer
Answered by
2
Answer:
2.) natural gas
3.) cheaper
Explanation:
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