What cathode potential (versus S.H.E.) is required to reduce 99.99% of Cd(II) from a solution containing 0.10 M Cd(II) in 1.0 M ammonia if there is negligible current? Consider the following reactions and assume that nearly all Cd(II) is in the form Cd(NH3)4 2.

EXAM I REVIEW Formulas/constants to be familiar with frequency = c formula to calculate frequency (Hz) using c and λ (wavelength) λ c = 3.0*10 m./s the speed of light (in m/s) −34 h = 6.626 *0 Planck’s constant 6.022 *0 23 Avogadro's number (# of items in a mol of items) Energy = λc 1 1 ΔEnergy =− R H[ n2− n2] f i ΔEnergy = E − E electron final statinitial state Mass (1 ) 1 Mass (%2) +2... + Mass (n ) n weighted average mass of an element ● Hint: with questions regarding finding the percentage of natural abundance or the mass of a certain isotope, in general, if the weighted average mass of an