I think it's A but it might be different from your school and mine
The dominant must be for the black fur and the recessive must be for the white fur.
Answer : The concentration to a mole fraction in parts per billion (ppb) is, 350 ppb
Explanation :
As we are given that the concentration of chloroform is, .
Now we have to convert it into parts per billion (ppb).
As we know that,
and,
So,
Thus, the concentration to a mole fraction in parts per billion (ppb) is, 350 ppb
Answer:
Electrons repel each other due to electrostatic force of attraction between both of them as a result prevent the electron from entering the nucleus preventing it from collapsing
Yes thank you but the one i did