12 Questions
What is the equivalent weight of H2SO4?
49 g/mol
What is the number of mole equivalents of solute in 500 ml of a 0.17 M H2SO4 solution?
0.17
What is the relationship between normality and molarity?
Normality is never less than molarity
What is the percentage strength (W/W) of a solution containing 5 g of boric acid in 100 g of water?
4.76%
What is the normality of a 0.01 M H2SO4 solution?
0.02
What is the formula to calculate the normality (N) of a solution?
N = n × M
What is the quantitative definition of solubility?
Maximum amount of solute that the solvent can contain without separation
What is the importance of solubility in pharmacy?
To choose the best solvent medium for a drug or combination of drugs
What is an example of a solubility expression?
1 gm of boric acid dissolves in 18 ml of water
What is the term used to describe the number of moles of solute in one liter of solution?
Molarity
How do you calculate the equivalent weight of a compound?
m.wt / valency
What is the normality of a solution made up of dissolving 8.5 g of H2SO4 in enough water to make 500 ml solution?
2 N
Test your understanding of solubility in pharmaceuticals, including qualitative and quantitative definitions, and its importance in choosing the right solvent medium for drugs.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
