When a freshly collected Spirogyra filament is kept in a 10% potassium nitrate solution, it is observed that the protoplasm shrinks in size:
What is this phenomenon called?

When a freshly collected Spirogyra filament is kept in a 10% potassium nitrate solution, it is observed that the protoplasm shrinks in size: What will happen if the filament is replaced in distilled water?

What is observed when a solution of potassium iodide is added to a solution of lead nitrate taken in a test tube?

What is observed when a solutin of potassium iodide is added to a solution of lead nitrate taken in a test tube?

What type of reaction is this, when a solution of potassium iodide is added to a solution of lead nitrate taken in a test tube?

Explain what is observed when abeam of light is passed through colloidal solution of arsenious sulphide? Give the name of the phenomenon also.

What is observed when a colloidal solution of arsenious sulphide is brought under the influence of electric field? Give the name of the phenomenon also.

Pragya tested the solubility of three different substances at different temperatures and collected the data as given below (results are given in the following table, as grams of substance dissolved in 100 grams of water to form a saturated solution). What mass of potassium nitrate would be needed to produce a saturated solution of potassium nitrate in 50 grams of water at 313 K ?

Pragya tested the solubility of three different substances at different tem¬ peratures and collected the data as given below (results are given in the following table, as grams of substance dissolved in 100 grams of water to form a saturated solution).Pragya makes a saturated solution of potassium chloride in water at 353 K and leaves the solution tocool atroom temperature. What would she observe asthesolution cools ? Explain