QUESTION 4 The enthalpy of sublimation of calcium at 25°C is +178.2 kJ/mo Use this information...
QUESTION 4 The enthalpy of sublimation of calcium at 25°C is +178.2 kJ/mo Use this information and the ionization enthalpies in the table below to calculate the energy that must be supplied as heat (at constant pressure) to convert 10 g of solid calcium to a gas of Ca2+ ions and electrons Δ ionHP (in kJ/mol) for Main Group Elements He 1312 2370 5250 Be 0 Ne 519 7300 799 2420 14800 900 1090 140010 1680 2080 235028603390 3370 3950 3600 1760 25000 Na CI 494 4560 738 1451 7740 577 1820 2740 11600 786 10601000 1260 1520 Ca Ge As Br Kr 590 1,150 4940 418 577 762 941 11401350 3070 Answer in terms of k)