Are you sure it is 2.50 million and not 2.50 mol?
You need to calculate the atomic weight of that element.
number of moles = mass / atomic weight
atomic weight = mass / number of moles
atomic weight = 209.1 / 3 = 69.7 g/mol
The element produced will be gallium, Ga.
Answer is letter C: chromosomes
Answer:
Explanation:
- MgO = __2__ atoms
2- Rb2S = __3__ atoms
3- Ca(OH)2 = __5__ atoms
4- K2SO4 = __7__ atoms
5- Ga2(CO3)2 = __10__ atoms
