What does the Y looking letter means and what's it's value in the nuclear equation?

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".

answermeridional ;

d) a person who learns about the world by observing it.

explanation:

scientist are people who discover why and how things are done and made in the world.