Question 1
A student mixes 50 mL of 0.20 mol/L sodium carbonate solution with 50 mL of 0.20 mol/L calcium chloride solution. Which statement best describes what occurs when these solutions are combined?
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Chemistry · Unit 2 · Aqueous solutions and acidity · Aqueous solutions and molarity
Apply solubility rules to predict if a precipitation will be formed.
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Question 2
A solution containing sodium iodide (NaI) is mixed with a solution containing lead(II) nitrate [Pb(NO₃)₂]. Determine whether a precipitate will form. Justify your answer by applying solubility rules.
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Question 3
Which of the following ionic compounds will form a precipitate when sodium carbonate solution is added to a solution containing lead(II) ions?
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