A solution is 0.10 M `Ba(NO_(3))_(2)` and 0.10 M `Sr(NO_(3))_(2.)` If solid `Na_(2)CrO_(4)` is added to the solution, what is `[Ba^(2+)]` when `SrCrO_(4)` begins to precipitate? `[K_(sp)(BaCrO_(4))=1.2xx10^(-10),K_(sp)(SrCrO_(4))=3.5xx10^(-5)]`
A solution is 0.01 M Kl and 0. 1 M KCl . If solid AgNO_3 is added to the solution, what is the [1^(-) ] when AgCl begins to precipitate [K_(sp) (Agl) =1.5 xx 10^(-16) , K_(sp) (AgCl) =1.8 xx 10^(-10)]
A solution contains 0.05M of each of NaCl and Na_(2),CrO_(4) ,. Solid AgNO_(3) , is gradually added to it. Whichof the following facts true (Given: K_(sp)(AgCl) = 1.7xx 106(-10) M^(2) and K_(sp)(Ag_(2),CrO_(4),) = 1.9 xx 10^(-12) M^(3) :
The maximum pH of a solution which is 0.10 M in Mg ^(2+ ) from which Mg (OH) _ 2 is not precipitated is : ( Given K_(sp) " of " Mg (OH)_2 =1.2 xx 10^(-11) M)
A solution consists of 0.2 M NH_4 OH and 0.2 M NH_4Cl . If K_b of NH_4 OH is 1. 8 xx 10 ^(-5) , the [OH^(-) ] of the resulting solution is
A solution is saturated in SrCO_(3) , and SrF_(2) . The CO_(3)^(2-) was found to be 10^(-3) mol/L. If the concentration of Fin solution is represented as yxx 10^(-2) M then what is the value of 'y'? [Given : K_(sp) (SrCO_(3))= 2.5 xx10^(-10), K_(sp) (SrF_(2))= 10^(-10)]
What is [Ag^(+) ] in a solution made by dissolving both Ag_2 CrO_4 and Ag_2C_2O_4 until saturation is reached with respect to both salts ? [K_(sp) (Ag_2C_2O_4) =2xx 10 ^(-11) , K_(sp) (Ag_2CrO_4) - 2xx10 ^(-12))]
NARENDRA AWASTHI-IONIC EEQUILIBRIUM-Assertin-Reason Type Questions