Advertisements
Advertisements
प्रश्न
Why does the bleeding stop by rubbing moist alum?
Advertisements
उत्तर
Blood is a colloidal sol. When we nib the injured part with moist alum then coagulation of blood takes place. Hence main reason is coagulation, which stops the bleeding. Therefore bleeding stop by rubbing moist alum.
APPEARS IN
संबंधित प्रश्न
The phenomenon observed when a beam of light is passed through a colloidal solution is ____________.
On which of the following properties does the coagulating power of an ion depend?
Peptising agent is added to convert precipitate into colloidal solution. Explain with an example.
Why are lyophillic colloidal sols are more stable than lyophobic colloidal sol?
Write a note on electro osmosis.
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
