If equal volumes of `BaCl_(2)` and `NaF` solutions are mixed, which of these combination will not give a precipitate? `(K_(sp) of BaF_(2) =1.7 xx 10^(-7))`.

Options

A. 0.004 M `BaCl_2` and 0.02 M NaF
B. 0.010 M `BaCl_2` and 0.015 M NaF
C. `0.015 M BaCl_2 and 0.010 M NaF`
D. `0.020 M BaCl_2 and 0.002 M NaF`

Answer

D