Solutions don't ever need to be mixed or shaken,as the drug concentration is always the same in every part of the solution,even after prolonged standing.

Question

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Solutions have a uniform distribution of solute particles throughout the solvent, which means that the drug concentration remains the same in every part of the solution, regardless of how long it is left to stand. Therefore, solutions do not need to be mixed or shaken before use.

Solutions Don't Ever Need to Be Mixed or Shaken,as the Drug