Question

Define :

☆Atmosphere
☆Carbon Dioxide
☆Oxygen
​

Answer 1

Answer:

• Atmosphere ⤵

Atmosphere refers to the gases surrounding a star or planetary body held in place by gravity.

•Carbon dioxide ⤵

Carbon dioxide (chemical formula CO2) is a colorless gas with a density about 53% higher than that of dry air.

• Oxygen ⤵

A chemical element that constitutes 21 percent of the Earth's atmosphere, that is capable of combining with all elements except some noble gases, that is active in physiological processes of almost all known organisms, and that is involved especially in combustion .

Answer 2

Answer:

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➤ Atmosphere ⤵⤵⤵⤵⤵

Atmosphere refers to the gases surrounding a star or planetary body held in place by gravity.

➤ Carbon dioxide ⤵⤵⤵⤵⤵

Carbon dioxide (chemical formula CO2) is a colorless gas with a density about 53% higher than that of dry air.

➤ Oxygen ⤵⤵⤵⤵⤵⤵

A chemical element that constitutes 21 percent of the Earth's atmosphere, that is capable of combining with all elements except some noble gases, that is active in physiological processes of almost all known organisms, and that is involved especially in combustion .