阿摩線上測驗
18. Titrating 30.00 mL of a saturated calcium iodate solution requires 27.00 mL of a 0.100 M solution of Na₂S₂O₃ according to the equation
IO₃⁻ + S₂O₃²⁻ + H⁺ → I⁻ + S₄O₆²⁻ + H₂O (not balanced)
What is the Ksp for Ca(IO₃)₂?
(A) 7.14 × 10⁻⁸
(B) 1.68 × 10⁻⁶
(D) 4.62 × 10⁻⁴
(E) 6.23 × 10⁻²
(C) 2.79 × 10⁻⁵
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統計： A(0), B(1), C(0), D(2), E(0) #3422489
統計： A(0), B(1), C(0), D(2), E(0) #3422489
