Answer:
The atomic radius corresponds to Sigma
Explanation:
It is the Van Der Waals radius ;)
1mol=6.022x10^23 atoms
3.75mol= 6.022x3.75x10^23 atoms
=2.2583x10^24 atoms
Answer:
Only the number of neutrons change.
Q6. 3
Q7. 3
Q8. pH
Q18. 3
Q19. 3
Q20. 4
Hope this helped??