Hope this helps mark brainest plz
Answer:
The current taxonomic system now has eight levels in its hierarchy, from lowest to highest, they are: species, genus, family, order, class, phylum, kingdom, domain.
1 Molecule of MgCl2 = 95.11
1 Mole in 1 molecule of MgCl2 is
1
95.11
= 0.010514
Or Total moles in 309 gm of MgCl2 is #0.010514*309 = 3.2488
Answer is 3.2488 moles