Question

Hixon Crowell's cube root law of dissolution states that

• A. There is a change in particle size and surface area during dissolution of drug
• B. Dissolution process is controlled by diffusion of molecules/ions
• C. High free energy of activation is required for solution
• D. Renewal of surface fluid layer around drug particle

Answer 1

The Correct Option is A

The correct option is (A) : There is a change in particle size and surface area during dissolution of drug