mikeeway33
24.10.2020 •
Chemistry
I have a balloon that contains 5.8 liters of helium at normal conditions. How many atoms of helium are in my balloon? I'll mark brainliest!
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Ответ:
5 atoms
Explanation:
Ответ:
A mixture can vary in composition, but a pure substance cannot. think of salad dressing in a bottle and then think of pure water.