Answer
The correct answer is (b).
Work Step by Step
Flammability of alcohol is a chemical property since testing for it changes the chemical makeup of alcohol. All of the rest are physical properties. So, the correct answer is (b).
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.