Science, asked by bijendra3005, 1 month ago

The gas essential for combustion and respiration

Answers

Answered by Talentedgirl1

4

Answer:

Oxygen gas in the atmosphere is essential for respiration. Question 3: ... This shows that oxygen is necessary for burning because 1/5th is oxygen.

Answered by siddharth5243

4

Answer:

Oxygen is the right answer

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