Joe's teacher tells him to use 0.250 moles of MgCl2. If the molar mass of MgCl2 is 95.3 g/mol, how many grams of MgCl2 should Joe use? Which of the following is the right answer

A - 4.15 x 10-25 g

B - 1.51 x 1023 g

C - 0.00262 g

D - 23.8 g

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