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Physical Pharmacy

Langmuir adsorption, Application of adsorption – Physical Pharmacy Important Questions

Important Questions: What are the assumption of Langmuir adsorption. Give its derivation. Write BET equation. Explain adsorption applications under following heading: A) Toxicity B) Purification C) Poisoning Solution And Explainations: 1. What are the assumption of Langmuir adsorption. Give its …

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Adsorption Phenomenon, Adsorptions Isotherm Physical Pharmacy II Important Questions

Important Questions: Define Adsorption. Difference between physical and chemical adsorption. Explain how solid surfaces offer a site for adsorption of gases & dissoluted solute through concept of surface tension. Give thermodynamic considerations for adsorption process. Define adsorption isotherm. Explain Freundlich …

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Surface active agent – Physical Pharmacy Important Questions

Important Questions: Define surfactants. Define CMC (critical miscelleconcentration). Explain the mechanism of formation of micelles with diagram. Classify surfactants with suitable examples. Give medical applications of surfactants. Give pharmaceutical applications of surfactants. Explain how cationic amphiphiles posses antibacterial activity against …

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Measurement of Surface & Interfacial Tension Important Questions Physical Pharmacy

Important Questions on Measurement of Surface & Interfacial Tension Physical Pharmacy Important Questions: Explain DuNouy Ring Method for determination of surface tension and interfacial tension. Give equation involved in this method. Explain Drop Weight and Drop Count Method for determination …

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Surface Free Energy | Measurement of Surface Tension – Important Questions

Physical Pharmacy Important Questions on Surface Free Energy & Measurement of Surface Tension – Interfacial phenomena Important Questions: Define Surface Free Energy. Derive an equation for determination of Surface Free Energy. ΔG = γΔA OR  W = γ x ΔA. Write applications of surface …

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