The speed of nitrogen molecules in the atmosphere at 20°c follows a normal distribution with a mean speed of 500 m/s and a standard deviation of 50 m/s which conclusion does this information best support

This information best supports the conclusion that 68% of the molecules have speeds between 450 meters/second and 550 meters/second. The answer to your question is B. I hope this is the answer that you are looking for and it comes to your help.

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answer: 180

step-by-step explanation:

12-2=10

20-2=18

18x10=180

answer: approximately 206 bones

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