Answer:
The metal element → Magnesium (Mg)
I would say none because thats the only one that makes any sence.
Answer:
1.75M
Explanation:
molarity = number of moles of solute/ number of L of solution =
=0.35 mol/0.2L = 1.75 mol/L = 1.75 M
KauCl4 :
K = + 1
au = + 7
Cl = - 2
hope this helps!
