Find the enthalpy of hydration for an iodide ion in the process Rbl → Rb+ + 1-. Use AHsol = -AHiat + AHhydr. AH sol = 31.0 kJ/mol
Hat = -630.0 kJ/mol
AHhyer of Rb* = -315.0 kJ/mol
0-661.0 kJ/mol
O-661 kJ/mol
0-284.0 kJ/mol
0-284 kJ/mol

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each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.