Gce Model Questions Vol1 2017 Chemistry Question 7
Practice objective / multiple choice question 7 from the 2017 Gce Model Questions Vol1 Chemistry examination.
A \(100.0\ \text{mL}\) solution of \(0.0100\ \text{M}\) Na₂SO₄ is mixed with \(50.0\ \text{mL}\) of \(0.0200\ \text{M}\) BaCl₂ at \(25\ °C\). BaSO₄ has \(K_{sp}=1.1\times10^{-10}\). (a) Calculate the mass of BaSO₄ that precipitates. (b) The mixture is then heated to \(35\ °C\) where \(K_{sp}=2.5\times10^{-10}\); determine the additional mass of BaSO₄ that will dissolve.
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This is Gce Model Questions Vol1 2017 Chemistry Question 7. It is one of the objective questions from the 2017 Gce Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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