討論串[化學] 普化問題
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1.. a particle is confined to a one-dimension box of length 300 pm ,for∣∣∣. ∣⊥∣. ∣ 3. the particle is most likely to be found at. A.75pm B.100pm C.125
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1.Which of the ions can only exist in high spin state in forming octahedral. complex?. a.Cr2+ b.Mn4+ c.Fe3+ d.Co3+ e.Ni2+. 請問要怎麼判斷? 我覺得是e. 2.The react
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1.0M NH3 is added some NH4cl. How the PH change?small or large. 答案是給bigger. 可是我怎麼想都是smaller. NH4(+) + H2O → NH3 + H3O(+). 依勒殺特列原理不是應該會往左邊跑 PH直就會下降嗎?.
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我想原PO的問題是找不到沸點上升數吧??. 題目有說是水溶液，所以原本的沸點是指水的沸點 以100°C算. 所以用依數性沸點上升來求van't Hoff factor i就很容易了. ΔT = i * Kb * m. 2.5 = i * 0.512 * 1.83 (這邊m是指溶質mol數). ￣￣￣
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