Write the electron configuration for radium (Ra) A
1s22s22p63s23p64s23d104p65s24d105p6 6s25d106p67s2

B
1s22s22p63p64s23d104p65s24d105p66s2 4f145d106p67s2

C
[Rn] 7s2

D
1s22s22p63s23p64s23d104p65s24d105p6 6s24f145d106p67s2

a galvanic cell( aka voltaic cell) and electrolytic cell

explanation:

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he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".