Answer:
3/10. 1/2 and 7/10
Step-by-step explanation:
For P(x) = x/10
When x = 3;
Then;
P(3) = 3/10
When x = 5
Then;
P(5) = 5/10
= 1/2
When, x = 7
Then;
P(7) = 7/10
The correct answer ir B.19/18
Answer: 68% of the molecules have speeds between 450 meters/second and 550 meters/second.
Step-by-step explanation: