Answer:
0
Explanation:
standard hydrogen is considered to be protium isotope of hydrogen that has one electron revolving around the nucleus containing one proton and no neutrons.
it's atomic number and mass number is 1
and number of neutrons = mass no. - atomic no.
= 1 - 1
=0
Answer:
The answer is A.
Explanation:
when the ball gets to R and S then that's when gravity starts to take over instead of kinetic energy so therefore its potential energy
Out of the choices given, the one that describes a substance whose atoms all have the same number of protons are an element. The correct answer will be B.
Answer:
The Answer is (C)
Explanation:
Reasons are when anything cools or condenses it tends to be more solid, and solids don't move.
