can u pls explain this one

IIT JEE Preparation › Physical Chemistry questions › can u pls explain this one

1)Caculate the molar solubility of Mg(OH)₂ IN 1.00m NH₄Cl (aq)

K_sp(Mg(OH)₂)=1.8x10^-11

K_b(NH₃ aq) =1.8X10^-5

i request the users to give a detailed explanation for the qn,bcos i have pbm in doing ionic qns,If i can understand ur solns i can do the rest of the problems,so pls do me a favor.

Ans:0.24M

#Chemistry #Physical Chemistry

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2 Answers

1

Praveen kumar singh ·2009-10-13 06:18:43

i am a bit confused .-radioactivity we know there is always a mass defect .then why the packing fraction is positive as well as negative..................hmmm let me see who can help

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Dr.House ·2009-10-25 02:17:46

@praveen : what is the relevance between your post and the question?

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Your Answer

Basic Integral Calculus Operators Symbols Matrix Cases

√ √ || {} [] () → ~ ^ x x x → → ln log lg lim lim cos sin tan cot arcsin arccos arctan

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∑ ∑ ∑ ∑ ∑ ∮ ∮ ∮ ∮ ∮ ∏ ∏ ∏ ∏ ∏ ∐ ∐ ∐ ∐ ∐

+ - × ÷ ± ∓ = ∪ ∩ ≠ ∼ ≈ ∅ ∀ ∃ ∈ ∋ ∝ ≤ ≥ ≃ ≅ ≡ < > ≪ ≫ ⊂ ∉ ⊃ ⊆ ⊇ ⇒ ⇐ ⇔ ⇒ ⇐ ⇔ ⇑ ⇓ ⇕ → ← ↔ → ← ↔ ↑ ↓ ↕ ↖ ↗ ↘ ↙ ↪ ↩ ⇀ ↼ ⇁ ↽

° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω