Assuming the volumes are additive, what is the [Cl-]solution obtained by mixing 210mL of 0.600M KCl and 630ml of 0.385M MgCl2 ?

3 answers

You have to assume each chloride is soluble. How many Cl in each?

Add the Cl, you have the volume, so molar concentration is moles Cl per liter.
i don't understand
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