Question
How many atoms of Magnesium (Mg) are in 2MgCl2 ?
A. 2
B. 5
C. 10
D. 1
A. 2
B. 5
C. 10
D. 1
Answers
DrBob222
The question isn't complete; i.e., how MUCH MgCl2. In 2 MOLECULES of MgCl2 there will be 2 ATOMS of Mg. In 2 MOLES OF MgCl2, there will be 2*6.02E23 ATOMS of Mg. 2 moles MgCl2 = about 191 grams MgCl2.