SHORT ANSWER TYPE QUESTIONS
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What is meant by concentration of a solution
List the two conditions essential for using displlation as a method for separation at
the components from a mixture.
Smoke and fog both are aerosols. In what ways are they diferent.
Salt can be recovered from its solution by evaporation can you suggest any ottien
method also
Can we separate alcohol dissolved in water by using a separating funnel?
Ifyes, then describe the procedure. If not explain
Crystallization is a better method or technique than separation for separating
substances from a mixture. Give one reason to justify the statement.
A solution is prepared by adding 40 gm of sugar in 100 gm of water. Calculate the
concentration is terms of mass by mass percentage of solution
What is chromatography? Mention its two applications
Write down the processes in sequential order involved in to get the supply of drinking
water to your home form the water works (Flow-chart).
0. How many litres of 15% (m/v) sugar solution would it take to get 75 gm of sugar?
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