A laboratory solution was prepared by adding of pure isopropyl alcohol to pure water until the final uniform volume of the solution became exactly . Determine the volume percent () of isopropyl alcoho

Question

A laboratory solution was prepared by adding $125	ext{ cm}^3$ of pure isopropyl alcohol to pure water until the final uniform volume of the solution became exactly $175	ext{ cm}^3$. Determine the volume percent ($\%\, v/V$) of isopropyl alcohol in this solution. (Round your answer to the nearest integer).

Prashant Kotian · Accepted Answer

Correct answer: 71. Volume percent () is defined as . Here, volume of solute = , and total volume = . Therefore, . Rounded to the nearest integer, it is .

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