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Chemistry 18 Online
OpenStudy (anonymous):

The number of moles of Cl- ions needed to combine completely with 0.25 mole of Mg+2 ions is:

OpenStudy (anonymous):

.5

OpenStudy (anonymous):

its MgCl2, so you need twice as much Cl as you do of Mg

OpenStudy (vincent-lyon.fr):

I would say "twice as many", because you are actually referring to amount of matter, not weight.

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