a 7.66 g sample of hydrated sodium sulfate, na2so4 • xh2o, forms 4.06 g of anhydrous na2so4. what is the value of x? 2 points

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