Calculate the molarity of the solution of 0.5 moles of solute added to 250.0 mL water

What atom has the largest atomic radius

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?