surface chemisry

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when we mix solute in solvent to prepare a non ideal solution showing +ve deviation the solution becomes
(1)hot
(2)cold
(3)may become cold or may be hot
(4)none of these
answer with explanation

#Chemistry #Physical Chemistry

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5 Answers

sakshi pandey pandey ·2009-12-12 08:07:59

is the ans 2??????

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sakshi pandey pandey ·2009-12-12 08:09:44

is the ans 2?? pls reply

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swaraj jena ·2009-12-12 08:34:55

yes ,you are correct .but i can not understand why ths happens

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Asish Mahapatra ·2009-12-13 00:46:02

the solution shows positive deviation.
so Î”H > 0

so the process is endothermic.

hence the solution absorbs heat and hence cools down

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sakshi pandey pandey ·2009-12-13 01:10:30

in non ideal sol showing + deviation .........some energy is lost in breaking H bonds between solvent molecules.......so solution becomes cold...............

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Basic Integral Calculus Operators Symbols Matrix Cases

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

∫ ∫ ∫ ∫ ∫ ∬ ∬ ∬ ∬ ∬ ∭ ∭ ∭ ∭ ∭ ⨌ ⨌ ⨌ ⨌ ⨌

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

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

° ∂ ∞ 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

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surface chemisry

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