Answer:
Well there are chemicals in the air like CO2 and nitrogen
Explanation:
These are chemicals and chemists deal with chemicals
Answer:
1) A. carbon B. oxygen
2) A. semi metal. B. Non- metal( gas)
Answer:
c. in a mixture of gases like air, the total pressure is the sum of the individual partial pressures of the gases in the mixture.
Explanation:
<em>Dalton law is also known as Dalton's law of partial pressure. It simply explains that the total pressure exerted by a mixture of gases in a container is the sum of the individual gas pressure (partial pressure) exerted by each of the gases.</em>
Hence, the correct option is C.
Answer:
Acid rain this results when gaseous emissions of sulphur oxide, nitrogen oxide etc come in contact with water vapour and sunlight and are chemically converted to strong acidic compounds such as sulphuric acid, nitric acid etc, and are carried to the earth by rain drops, snow flakes, flog or dew.
