Question

I know this is Science but no one is helping me there

Answer 1

One isotope of oxygen has 8 protons and 10 neutrons. Which is the correct reference for this isotope?

A.
oxygen-18

B.<---------?
oxygen-10

C.
oxygen-8

D.
oxygen-2

Answer 2

hi

Answer 3

i closed it, opps

Answer 4

im stuck, is it C.?

Answer 5

Hello Deadpool117 , no, it is not C.

Answer 6

ok, im confused because when i looked it up it said Oxygen 8

Answer 7

When we write oxygen - X then by "X" we mean, the atomic mass of the element.

We know very well that Atomic Mass = No. of Proton + No. of Neutrons

Here, we have No. of protons = 8 and No. of neutrons = 10 , so, Atomic Mass becomes 18.

Answer 8

Therefore, the isotope is Oxygen - 18

Answer 9

oh thanks you so much

Answer 10

You're welcome Deadpool! :-)