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Gelatin which is a peptide is added in ...

Gelatin which is a peptide is added in ice-creams. What can be its role ?

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Emulsifying agent is added to emulsion to stabilise the emulsion. Emulsifying agent from a layer between suspended particles and the medium and hence stabilises the emulsion. Ice cream (emulsion) is stabilised by emulsifying agent like gelatin.
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NCERT EXEMPLAR-SURFACE CHEMISTRY-Surface Chemistry
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  4. What is collodion?

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  5. Why do we add alum to purify water ?

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  7. What causes Brownian motion in colloidal dispersion?

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  8. A colloid is formed by adding FeCl(3) in excess of hot water. What wil...

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  9. How do emulsifiers stabilise emulsion ? Name two emulsifiers.

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  10. Why are some medicines more effective in the colloidal form?

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  11. Why does leather get hardened after tanning?

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  14. On the basis of Hardy-schulze rule explain why the coagulating power o...

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