Chemistry: Matter and Change

Section 3: Reactions in Aqueous Solutions

Self Check Quizzes

1
Which of these is a spectator ion in the chemical reaction above?

2NaOH(aq) + CuCl2 → 2NaCl(aq) + Cu(OH)2(s)
A)Cu
B)Cl and Na
C)Na
D)OH
2
In the chemical equation below, which of the components is a precipitate?

HCl(aq) + AgNO3(aq) → AgCl(s) + HNO3(aq)
A)HCl(aq)
B)AgNO3(aq)
C)AgCl(s)
D)HNO3(aq)
3
Which of the following components will always be produced during a chemical reaction between an acid and a base?
A)an acid
B)a base
C)a gas
D)water
4
What is the net ionic equation for the following reaction?

HCl(aq) + KOH(aq) → H2O(l) + KCl(aq)
A)Cl-(aq) + OH-(aq) → ClOH(aq)
B)H+(aq) + K+(aq) → HK(aq)
C)Cl-(aq) + K+(aq) → KCl(aq)
D)H+(aq) + OH-(aq) → H2O(l)
5
The carbon dioxide produced by cells is transported as bicarbonate ions. What reaction transforms bicarbonate back into carbon dioxide?

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A)HCO3- + H+ → CO2(g) + H2O(g)
B)HCO3- + H+ → H2O(l)
C)HCO3- + H+ → CO2(g) + H2O(l)
D)HCO3- + H+ → CO2(g)
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