Mixing equal volumes of 0.15 M Ba(NO3)2 and 0.20 M NaF causes the precipitation of insoluble barium — Aqueous Chemistry Chemistry Question
Question
Mixing equal volumes of 0.15 M Ba(NO3)2 and 0.20 M NaF causes the precipitation of insoluble barium fluoride. In which are the concentrations of ions in the supernatant listed in increasing order?
A.
[Ba2+] < [F–] < [NO3–] < [Na+]
B.
[Ba2+] < [F–] < [Na+] < [NO3–]
C.
[F–] < [Ba2+] < [NO3–] < [Na+]
D.✓ Correct
[F–] < [Ba2+] < [Na+] < [NO3–]
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