37.) What charge would you expect from a Group 13 atom when it becomes an ion? a.) 3-
b.) 1-
c.) 3+
d.) 2-

your parents i think this could be it

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".

a corroding iron, if that's one of your choices