# Let's Review: The Tools of Quantitative Chemistry - Study Questions - Page 43f: 66

$1.19\%$ isooctane

#### Work Step by Step

Plotting this data on excel we get a line's equation of $y=2.0925x+0.2567$ At $y=2.75$, solving for x we get: $x=1.19$ $1.19\%$ isooctane

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.