Lesson 10 of 18
Checkpoint: molecules and mixtures
Show on a big screenThree questions on molecules and mixtures. Feedback comes as you answer, and you can retry any time.
A flask holds 4 water molecules. How many hydrogen atoms are in it?
Sugar is stirred into water. What state is each part in alone?
How many kinds of atom are in one hydrogen molecule?
0 of 3 answered
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