Podcast
Questions and Answers
What happens to the solute particles when equilibrium is reached?
What happens to the solute particles when equilibrium is reached?
- They all leave the solid surface and go into solution
- The number leaving the surface equals the number returning to the surface (correct)
- They all return to the solid surface of the solute
- They stop moving altogether
What is the amount of solute that passes into solution when equilibrium is established?
What is the amount of solute that passes into solution when equilibrium is established?
- Solubility (correct)
- Concentration
- Quantitative definition
- Saturation point
What type of solution has the dissolved solute in equilibrium with the undissolved solute at a definite temperature?
What type of solution has the dissolved solute in equilibrium with the undissolved solute at a definite temperature?
- Supersaturated solution
- Saturated solution (correct)
- Concentrated solution
- Unsaturated solution
What happens when a supersaturated solution is seeded with crystals of the solute?
What happens when a supersaturated solution is seeded with crystals of the solute?
What is the qualitative description of solubility that corresponds to a solvent requirement of less than 1 part per 1 part of solute?
What is the qualitative description of solubility that corresponds to a solvent requirement of less than 1 part per 1 part of solute?
What is the difference between a saturated solution and an unsaturated solution?
What is the difference between a saturated solution and an unsaturated solution?
What is the purpose of quantitative description of solubility?
What is the purpose of quantitative description of solubility?
What is the condition necessary for a solution to be considered saturated?
What is the condition necessary for a solution to be considered saturated?
What is the term for the process of transferring molecules or ions from a solid state into a solution?
What is the term for the process of transferring molecules or ions from a solid state into a solution?
What is the term for a mixture of two or more components forming a homogeneous molecular dispersion?
What is the term for a mixture of two or more components forming a homogeneous molecular dispersion?
What is the term for the force that exists between particles of the same kind, such as solute-solute or solvent-solvent molecules?
What is the term for the force that exists between particles of the same kind, such as solute-solute or solvent-solvent molecules?
What is the term for a heterogeneous system consisting of one component, the disperse phase, distributed throughout another component, the dispersion medium or continuous phase?
What is the term for a heterogeneous system consisting of one component, the disperse phase, distributed throughout another component, the dispersion medium or continuous phase?
What is the qualitative definition of solubility?
What is the qualitative definition of solubility?
What is the term for the component of a solution that constitutes the largest proportion of the system?
What is the term for the component of a solution that constitutes the largest proportion of the system?
What is the term for the transfer of molecules or ions from a solid state into a solution?
What is the term for the transfer of molecules or ions from a solid state into a solution?
What is the condition required for solubility of a solute in a solvent to be enhanced?
What is the condition required for solubility of a solute in a solvent to be enhanced?
What is the unit of molarity?
What is the unit of molarity?
What is percent weight in volume (%w/v) equal to?
What is percent weight in volume (%w/v) equal to?
What is the concept of solubility applied to?
What is the concept of solubility applied to?
What is the term used to describe the solubility of liquids in liquids?
What is the term used to describe the solubility of liquids in liquids?
What is the factor that affects solubility of gas in liquid according to Henry's law?
What is the factor that affects solubility of gas in liquid according to Henry's law?
What happens to the solubility of gases as the temperature increases?
What happens to the solubility of gases as the temperature increases?
What is the effect of electrolytes on the solubility of gas in liquid?
What is the effect of electrolytes on the solubility of gas in liquid?
Why should gas tanks be opened slowly?
Why should gas tanks be opened slowly?
What is the effect of temperature on the solubility of a substance that exhibits an exothermic process?
What is the effect of temperature on the solubility of a substance that exhibits an exothermic process?
What happens to the solubility of sodium sulphate decahydrate in water above 32.4°C?
What happens to the solubility of sodium sulphate decahydrate in water above 32.4°C?
What is the effect of pH on the solubility of a basic drug?
What is the effect of pH on the solubility of a basic drug?
What is the effect of particle size on the solubility of a substance, at a size less than 1 μ?
What is the effect of particle size on the solubility of a substance, at a size less than 1 μ?
Which of the following statements is true about the solubility of drugs?
Which of the following statements is true about the solubility of drugs?
What is the effect of crystal structure on the solubility of a drug?
What is the effect of crystal structure on the solubility of a drug?
What happens to the solubility of a substance that exhibits an isothermic process with an increase in temperature?
What happens to the solubility of a substance that exhibits an isothermic process with an increase in temperature?
What is the effect of temperature on the solubility of sodium sulphate pentahydrate?
What is the effect of temperature on the solubility of sodium sulphate pentahydrate?
What is the primary mechanism by which co-solvents improve solubility?
What is the primary mechanism by which co-solvents improve solubility?
What type of bonds are typically involved in complexation?
What type of bonds are typically involved in complexation?
What is the purpose of adding a complexing agent to a solution?
What is the purpose of adding a complexing agent to a solution?
What is the characteristic of cyclodextrins that allows them to form inclusion complexes with drug molecules?
What is the characteristic of cyclodextrins that allows them to form inclusion complexes with drug molecules?
What is the primary purpose of using prodrugs?
What is the primary purpose of using prodrugs?
What is the typical mechanism by which prodrugs are converted into active drugs?
What is the typical mechanism by which prodrugs are converted into active drugs?
What is the purpose of adding an ionisable group to a parent compound to form a prodrug?
What is the purpose of adding an ionisable group to a parent compound to form a prodrug?
What is the name of the water soluble complex formed by the addition of potassium iodide to mercuric iodide?
What is the name of the water soluble complex formed by the addition of potassium iodide to mercuric iodide?