21. The correct mathematical expression for finding the molar solubility (s) of Sn(OH)2 is: (A) 2s^2 = K_sp (B) 4s^2 = K_sp (C) 108s^5 = K_sp (D) 4s^3 = K_sp

5. $$\text{Cu(NO}_3)_2(aq) + 2\text{NaOH}(aq) \rightarrow \text{Cu(OH)}_2(s) + 2\text{NaNO}_3(aq)$$ Which one is the net ionic equation? (A) $$\text{Cu}_2^+(aq) + 2\text{NO}_3^-(aq) \rightarrow \text{Cu(NO}_3)_2(aq)$$ (B) $$\text{Cu}_2^+(aq) + 2\text{OH}^-(aq) \rightarrow \text{Cu(OH)}_2(s)$$ (C) $$2\text{NO}_3^-(aq) + 2\text{Na}^+(aq) \rightarrow 2\text{NaNO}_3(aq)$$ (D) $$\text{Na}^+(aq) + \text{OH}^-(aq) \rightarrow \text{NaOH}(s)$$

21. The correct mathematical expression for finding the molar solubility (s) of Sn(OH)₂ is:
(A) \(2s^2 = K_{sp}\)
(B) \(4s^2 = K_{sp}\)
(C) \(108s^5 = K_{sp}\)
(D) \(4s^3 = K_{sp}\)

相關試題

相關試卷

21. The correct mathematical expression for finding the molar solubility (s) of Sn(OH)2 is:(A) \(2s^2 = K_{sp}\)(B) \(4s^2 = K_{sp}\)(C) \(108s^5 = K_{sp}\)(D) \(4s^3 = K_{sp}\)

相關試題

相關試卷

21. The correct mathematical expression for finding the molar solubility (s) of Sn(OH)₂ is:
(A) \(2s^2 = K_{sp}\)
(B) \(4s^2 = K_{sp}\)
(C) \(108s^5 = K_{sp}\)
(D) \(4s^3 = K_{sp}\)