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This quiz contains 7 questions from a mix of 1 subtopics.
The standard enthalpy change of is the enthalpy change that takes place when mole of gaseous ions dissolves in water to form ions.
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Which of the following is true about enthalpy changes of hydration?
they are always exothermic
they can be either endothermic or exothermic
they are always endothermic
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Which statement best describes how to predict the solubility of an ionic compound based on its enthalpy change of solution?
if ΔH⦵sol is positive, the ionic compound is likely soluble
if ΔH⦵sol is negative, the ionic compound is likely soluble
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In the Born-Haber cycle below, what species are represented by the letter A?
Na+(aq) + Cl-(g)
Na+(g) + Cl-(g)
Na+(aq) + Cl-(aq)
Na+(g) + Cl-(aq)
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In the Born-Haber cycle below, what species are represented by the letter C?
Na+(g) + Cl-(aq)
Na+(aq) + Cl-(g)
Na+(aq) + Cl-(aq)
Na+(g) + Cl-(g)
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Use the Born-Haber cycle below to calculate the lattice enthalpy (ΔlattH⦵) of sodium chloride, NaCl.
kJ mol-1
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Use the Born-Haber cycle below to calculate the enthalpy of hydration of Ca2+ ions.
kJ mol-1
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