How many moles of chloride ion are present in a #47.6*g# mass of #MgCl_2#?

1 Answer
Sep 9, 2017

Answer:

There are ONE mole of chloride ions........

Explanation:

A mole of magnesium chloride contains one mole of magnesium ion, and 2 moles of chloride ions. And these molar quantities relate directly to masses. One mole of magnesium chloride has a mass of #(24.3+2xx35.45)*g*mol^-1#, and what is the mass of chloride ion in the given quantity?