Answer:
D. 9.09
Explanation:
[tex]\% \: by \: volume = \frac{V_{solute}}{V_{solute} \: + \: V_{solvent}} \times 100[/tex]
[tex]\% \: by \: volume = \frac{10.0 \: m \: L}{10.0 \: m \: L \: + \: 100.0 \: m \: L} \times 100[/tex]
[tex]\blue{\% \: by \: volume = 9.09\%}[/tex]
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