A saturated solution of Zn(OH)2 has [Zn2+] = 1.4x10-6 M and [OH-] = 2.8x10-6 M What is Ksp for Zn(OH)2?
*Don't I just multiply the Ksp constants to get the answer? I got D. Am I right?
A. 4.4x10-17
B. 3.9x10-12
C. 1.4x10-6
D. 1.1x10-17
Ksp Question?
2016-08-02 7:30 pm
回答 (3)
2016-08-02 8:22 pm
Zn(OH)₂(s) ⇌ Zn²⁺(aq) + 2OH⁻(aq) .... Ksp
Ksp = [Zn²⁺] [OH⁻]² = (1.4 × 10⁻⁶) ×(1.4 × 10⁻⁶)² = 1.1 × 10⁻¹⁷
...... The answer: D. 1.1 × 10⁻¹⁷
Ksp = [Zn²⁺] [OH⁻]² = (1.4 × 10⁻⁶) ×(1.4 × 10⁻⁶)² = 1.1 × 10⁻¹⁷
...... The answer: D. 1.1 × 10⁻¹⁷
2016-08-02 7:41 pm
Yes. You are correct.
2016-08-02 7:32 pm
what are you going to be A TEACHER??
收錄日期: 2021-04-18 15:24:56
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