How many moles of AgNO3 are needed to prepare 0.50 L of a 4.0 M solution?
Hi, hope it's not too late to answer your question
First, Molarity is the moles of solute per 1L of solution
0.5L x 4.0mol/L = 2.0mol AgNO3
errrr, I kept thinking about PV=nRT
Let me know if my answer is wrong.