so. A liquid compound N of molecular mass 18 u can be obtained from a number of natural sources. All theanimals and plants need liquid A for their survival. When an electric current is passed through 200 grams ofpure liquid N under suitable conditions then 178 grams of gas Y and 22 grams of gas 7 are produced GasY is produ·ed at the poitive elevtnde whereas gas Z i obtained at the negativ e electrode Morover, gassupports combustion whereas gas Z burns itselt causing explosions(e) Name liquid A () gas Y, and () gas6) What is the ratio of the mass of element Z to the mass of element Y in the liquid X ?(c) Which law of chemical combination is illustrated by this example ?(d) Name two sources of liquid Ate) State an important use of Y in our life.

so. A liquid compound N of molecular mass 18 u can be obtained from a

1.	so. A liquid compound N of molecular mass 18 u can be obtained from a number of natural sources. All theanimals and plants need liquid A for their survival. When an electric current is passed through 200 grams ofpure liquid N under suitable conditions then 178 grams of gas Y and 22 grams of gas 7 are produced GasY is produ·ed at the poitive elevtnde whereas gas Z i obtained at the negativ e electrode Morover, gassupports combustion whereas gas Z burns itselt causing explosions(e) Name liquid A () gas Y, and () gas6) What is the ratio of the mass of element Z to the mass of element Y in the liquid X ?(c) Which law of chemical combination is illustrated by this example ?(d) Name two sources of liquid Ate) State an important use of Y in our life.
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