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In Addition to the Equilibrium CaCO3 ⇋ Ca2+ + CO32-,additional

Question 16

Multiple Choice

In addition to the equilibrium CaCO3 ⇋ Ca2+ + CO32-,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid?


A) In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
+ H2O ⇋
In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
+ OH-
In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
B) In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
+ H2O ⇋ H2CO3 + OH-
In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
C) Ca2+ + H2O ⇋ CaOH+ + H+
In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
D) Ca2+ +
In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
⇋ CaCO3
In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>
E) Ca2+ + H+ ⇋ CaH3+
In addition to the equilibrium CaCO<sub>3</sub> ⇋ Ca<sup>2+</sup> + CO<sub>3</sub><sup>2-</sup>,additional equilibria can be written to give a more complete picture of calcium carbonate's solubility.Which of the following is NOT valid? A) + H<sub>2</sub>O ⇋ + OH<sup>-</sup> B) + H<sub>2</sub>O ⇋ H<sub>2</sub>CO<sub>3</sub> + OH<sup>-</sup> C) Ca<sup>2+</sup> + H<sub>2</sub>O ⇋ CaOH<sup>+</sup> + H<sup>+</sup> D) Ca<sup>2+</sup> + ⇋ CaCO<sub>3</sub> E) Ca<sup>2+</sup> + H<sup>+</sup> ⇋ CaH<sup>3+</sup>

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