February 26, 2017

Homework Help: Chemistry

Posted by Bradley on Thursday, June 30, 2011 at 11:26pm.

How many milliliters of 0.0850 M Na3PO4(aq) will react with 22.00 mL of 0.0800 M MgCl2(aq)?

3 MgCl2(aq) + 2 Na3PO4(aq) ==> Mg3(PO4)2(s) + 6 NaCl(aq)

V x M = V x M
(22.00mL)(0.0800M) = (0.0850M)(x)

Is this the correct set-up? Does it have 4 sigfigs, or am I wrong?

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