Answer:
My answer im guessing is "d"
Explanation:
I'm not sure if what this question is asking but ill be assuming that the average molecular mass is required. An assuming that the abundance of each isotope is 50% the average molecular mass is 69.82 amu.
The last electron on the outer most shell. or d oder of dere atomic no
It it Asthenosphere because it is the closest to the core ans is comprised of magma
Answer:
1.13 moles Au
Explanation:
Moles Au = 6.80x10²³atoms / 6.023x10²³atoms/mole = 1.13 moles Au