HELP PLEASE Balance The Following Equation.

Stage in which a typical star has completely stopped fusion

State one important difference between a physical change and a chemical change?

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