Answer:
Some of the Alpha particles shot at the gold foil bounced back.
Explanation:
Explanation:
ask them out but it may not work
Answer: d = 7.9 g/cm^3
Identify the given information.
m = 79 g
v = 10 cm^3
Choose which formula you should use. In this case, you are finding the density.
d = m/v
Substitute and solve.
d = 79 g/10 cm^3
d = 7.9 g/cm^3
7 protons. As well as in nitrogen-14. The difference between nitrogen-14 and nitrogen-15 is in a number of neutrons. In nitrogen-14 - 7 neutrons, in nitrogen-15 - 8 neutrons.
We can characterize properties of a substance to identify it because it helps us determine how the substance should be used. We can identify a substance by using physical or chemical properties. These help us by telling us which chemical we are looking at.
I hope this helps.. I wasn't sure what kind of answer you were looking for.
