What statement about halogens is true?
pls answer

a) are non-metals that exist as single atoms
b)are metals that exist as single atoms
c) are non-metals that exist as molecules of two atoms
d)are metals that exist as molecules of two atoms

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".