Enthalpy of Hydration: Ionic Charge & Radius The standard enthalpy change of hydration (ΔHhyd?) is affected by the amount that the ions are attracted to the water molecules The factors which af...
Energy Cycle Calculations The energy cycle involving the enthalpy change of solution (ΔHsol??), lattice energy (ΔHlatt?), and enthalpy change of hydration (ΔHhyd?) can be used to calculate the diff...
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Energy Cycle Using Enthalpy Changes & Lattice Energy The standard enthalpy change of hydration (ΔHhyd?) can be calculated by constructing?energy cycles?and applying Hess’s law Energy cycle invo...
Enthalpy Change of Hydration & Solution Enthalpy change of solution The?standard enthalpy change of solution (ΔHsol?)?is the enthalpy change when?1 mole?of an ionic substance?dissolves?in suffi...
Lattice Energy: Ionic Charge & Radius The two key factors which affect lattice energy, ΔHlatt?, are the?charge?and?radius?of the ions that make up the?crystalline lattice Ionic radius The latti...
Calculations Using Born-Haber Cycles Once a Born-Haber cycle has been constructed, it is possible to calculate the lattice energy (ΔHlatt?) by applying Hess’s law and rearranging: ΔHf??= ΔHat??+ ΔH...
作為G5院校之一，帝國理工是很多目標(biāo)留英同學(xué)們的夢校！ 最近，帝國理工官網(wǎng)更新了2020-2021本科錄取數(shù)據(jù)，錄取率較往年有所升高！ 與此同時，英國政府也發(fā)布了全新的“慷慨”簽證政策，大力歡迎留學(xué)生，趕快來看看...
8月11日的雅思考試你參加了嗎？ 本場考試的閱讀題巨難！ 快來一起看看考情回顧吧！ 聽力 聽力部分從總體難度上來看還是比較正常的，雖然S1和S2的題型有點偏離常規(guī)設(shè)置，但填空和選擇類題型總體比例還是相對平衡的...
