Question

define volume percentage.​

Answer 1

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the volume fraction φᵢ is defined as the volume of a constituent Vᵢ divided by the volume of all constituents of the mixture V prior to mixing: Being dimensionless, its unit is 1; it is expressed as a number, e.g., 0.18.

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Answer 2

Answer:

 Volume/volume percentage (v/v percent) is a measure of the concentration of a substance in a solution. It is expressed as the ratio of the volume of the solute to the total volume of the solution multiplied by 100.

Examples: Wine has a typical alcohol content (v/v percent) of 12 percent.