Problem: Which of the following would you characterize as a pure or nearly pure substance?(a) baking powder; (b) lemon juice; (c) propane gas, used in outdoor gas grills; (d) aluminum foil; (e) ibuprofen; (f) bourbon whiskey; (g) helium gas; (h) clear water pumped from a deep aquifer.

🤓 Based on our data, we think this question is relevant for Professor Parkinson's class at PURDUE.

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Pure substance → made of only one type of atom or molecule

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Problem Details

Which of the following would you characterize as a pure or nearly pure substance?

(a) baking powder; (b) lemon juice; (c) propane gas, used in outdoor gas grills; (d) aluminum foil; (e) ibuprofen; (f) bourbon whiskey; (g) helium gas; (h) clear water pumped from a deep aquifer.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Mixtures concept. You can view video lessons to learn Mixtures. Or if you need more Mixtures practice, you can also practice Mixtures practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Parkinson's class at PURDUE.