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प्रश्न
A mixture of oxygen and carbon dioxide used for artificial respiration.
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उत्तर
Carbogen
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संबंधित प्रश्न
State two differences between:
Rusting and burning.
The process by which oxidation of food in our body takes place is
State and explain two ways by which air gets polluted in nature.
Tick (√ ) the most appropriate answer.
Galvanising is the process of coating iron with a layer of molten :
Write fully balanced equation for the following :
MgO + H2O →
Describe simple experiments to show the presence of -
oxygen and nitrogen component in air using a bell jar
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
State the method of collection of the oxygen gas giving reasons.
Give reason for the following:
Acid rain has caused damage to heritage structures such as the Taj Mahal.
Name the following:
The pollutant which combines with water vapour to give sulphuric acid – a product of acid rain.
What is meant by burning?
