Advertisements
Advertisements
प्रश्न
Many indigestion mixtures are suspensions. What do the instructions written on the bottle of an indigestion mixture tell us before taking the mixture, and why ?
Advertisements
उत्तर
The instruction written on the bottles of indigestion mixtures is “shake well before use”.
This is because indigestion mixtures are suspensions. If they are left undisturbed, the particles of suspensions settle down. Therefore, it is instructed to shake the bottle before using it.
APPEARS IN
संबंधित प्रश्न
What are the characteristic properties of a pure substance? Why do we need them?
Which of the following is not a mixture ?
Which method can be used to separate a mixture of naphthalene and common salt ?
You are given a mixture of water, groundnut oil and common salt. How will you separate groundnut oil and common salt from it ?
How will you separate a mixture of cooking oil (groundnut oil) and water ?
Tick (√) the correct alternative from the choice given for the following statement:
A heterogeneous mixture is
State the technique involved in separating the following:
Iodine crystals and potassium chloride
Match the statements in List I with the correct answer in List II.
| List I | List II |
| 1. Purification of water by adding alum | A: Sublimation |
| 2. Seawater leaving behind common salt | B: Sieving |
| 3. Separation of camphor and potassium chloride | C: Filtration |
| 4. Separation of charcoal from a charcoal-water mixture | D: Sedimentation |
| 5. Separation of bran and wheat flour | E: Evaporation |
State whether the following statement is true or false. If false write – the correct statement.
Mixture has no definite set of properties.
You are provided with a mixture containing sand, iron filings, ammonium chloride and sodium chloride. Describe the procedures you would use to separate these constituents from the mixture?
