# Problem: 30.mL of 0.10 M Ca(NO3)2 and 15.0 mL of 0.20 M Na 3PO4 solutions are mixed. After the reaction is complete, which of these ions has the lowest concentration in the final solution?a) Na+b) NO3–c) Ca2+d) PO43–

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30.mL of 0.10 M Ca(NO3)2 and 15.0 mL of 0.20 M Na 3PO4 solutions are mixed. After the reaction is complete, which of these ions has the lowest concentration in the final solution?

a) Na+

b) NO3

c) Ca2+

d) PO43–

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Our tutors have indicated that to solve this problem you will need to apply the Solution Stoichiometry concept. You can view video lessons to learn Solution Stoichiometry. Or if you need more Solution Stoichiometry practice, you can also practice Solution Stoichiometry practice problems.

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