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fnmw fnmw
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3 years ago
A sample of ammonia has a mass of 84.7 g. How many molecules are in this sample?


4.97 molecules

5.10 × 1025molecules

1.21 × 1023molecules

2.99 × 1024molecules

1.68 × 10–15molecules
Textbook 
Chemistry: An Atoms First Approach

Chemistry: An Atoms First Approach


Edition: 3rd
Authors:
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dhelgesodhelgeso
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3 years ago
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fnmw Author
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Just got PERFECT on my quiz
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Helped a lot
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