A 50 00 mL volume of 0 034M Ca NO3 2 is mixed with 50 00 mL of 0 082 NaF Derive a system of equations using mass and charge

Question

A 50 00 mL volume of 0 034M Ca NO3 2 is mixed with 50 00 mL of 0 082 NaF Derive a system of equations using mass and charge balance which when solved would yield the pH Ca2 F HF Assume that the following reactions are in equilibrium yes precipitation occurs CaF2 Ca2 2F KSP 10 10 5 HF H F Ka 10 3 18

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