Avogadro's Constant:

Question 1

How do we calculate the number of atoms?

Answer 1

= calculate moles
= moles x avagadros constant
= round same s.f as question

Question 2

How do we calculate number of molecules?

Answer 2

= moles x avagadros constant

Question 3

How do we work out number of atoms?

Answer 3

= number of molecules x atoms

Question 4

How do we calculate the number of electrons?

Answer 4

number of atoms x electron number