2. Wskaż zestaw symboli pierwiastków chemicznych, które w przyrodzie występują w postaci cząsteczek dwuatomowych. A. N, I, Na, Br B. H, Ar, O, F C. Cl, H, Br, O D. Al, N, F, H

the increase of protons   hope this

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".