A)
It is a launch oblique, therefore the initial velocity in the vertical direction is zero. Space Hourly Equation in vertical, we have:
Through Definition of Velocity, comes:
B)
Using the Velocity Hourly Equation in vertical direction, we have:
The angle of impact is given by:
If you notice any mistake in my english, please let me know, because i am not native.
<span>Density can be calculated and found by dividing the sample's mass by its volume. D=m/v</span>
I think the answer to this is chemical
<u><em>Developed countries will see a decrease in natural resources, because their population will decrease.</em></u>
2NO2 means that there is 2 oxygen atoms and one nitrogen with two sets of that. So its the third one