Question

Which separation techniques will you apply for the separation of the following? (a) Sodium chloride from its solution in water. (b) Ammonium chloride from a mixture containing sodium chloride and ammonium chloride. (c) Small pieces of metal in the engine oil of a car. (d) Different pigments from an extract of flower petals. (e) Butter from curd. (f) Oil from water. (g) Tea leaves from tea. (h) Iron pins from sand. (i) Wheat grains from husk. (j) Fine mud particles suspended in water.
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Answer 1

Answer:

a) sodium chloride from its solution in water is done by

Evaporation Method.

b) Ammonium chloride from a mixture containing sodium chloride and ammonium chloride is done by

Sublimation.

c) Small pieces of metal in a car's engine oil can be separated by the

Filtration process

d)

Different pigment from an extract of flower petals can be done by

Chromatography Technique.

e) butter from curd is separated by the technique of

Centrifugation .

f)Mixture of oil and water is done by

Separating funnels .

g)

Filtration is used to separate tea leaves from tea.

h) Iron pins can be separated by a

Magnetic separation .

i) Wheat grains from husk can be done through

Winnowing technique .

j) Fine mud particles suspended in water can be separated by

Sedimentation.

Thank you!

Answer 2

Answer:

A half - ticket issued by railway costs half the full fare but the reservation charge is the same on half ticket as on full - ticket. One full reserved first class ticket for a journey between two stations costs Rs. 362 and one full and one half reserved first class ticker costs Rs. 554. The reservation charge is

Explanation:

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