What is the concentration of `Pb^(2+)` when `PbSO_(4)` `(K_(sp)=1.8xx10^(-8))` begins to precipitate from a solution that is 0.0045 M in `SO_(4)^(2-)`?
What is the concentration of Ba^(2+) when BaF_(2) (K_(sp)=1.0xx10^(-6)) begins to precipitate from a solution that is 0.30 M F^(-) ?
What is the pH of a saturated solution of Cu(OH)_(2) ? (K_(sp)=2.6xx10^(-19)
What is the molarity of a saturated solution of CaCO_(3) ? (K_(sp)=2.8xx10^(-9))
What is the molar solubility of Fe(O)_(2) (K_(sp)=8.0xx10^(-16)) at pH 13.0 ?
What is the molarity of F^(-) ions in a saturated solution of BaF_(2) ? (K_(sp)=1.0xx10^(-6))
What concentration of FCH_(2)COOH (K_(a)=2.6xx10^(-3)) is needed so that [H^(+)] =2xx10^(-3) ?
What is the minimum pH necessary to cause a precipitate of Pb(OH)_(2) (K_(sp)=1.2xx10^(-5)) to form in a 0.12 M PbCl_(2) solution?
What is the molar solubility of Ag_(2)CO_(3)(K_(sp)=4xx10^(-13)) in 0.1M Na_(2)CO_(3) solution ?
What is the precent dissociation (alpha) of a 0.01 M HA solution? (K_(a)=10^(-4))
What is the molar solubility of Mn(OH)_(2) (K_(sp)=4.5xx10^(-14)) in a buffer solution containing equal amounts of NH_(4)^(+) and NH_(3) (K_(b)=1.8xx10^(-5)) ?
NARENDRA AWASTHI-IONIC EEQUILIBRIUM-Assertin-Reason Type Questions