2. (4 point) Wow! It has been estimated' that there are as many stars in the observable universe as there are molecules of H2O in 10 drops of water. If a drop of water weighs 0.050 grams how many stars are there in our observable universe? 3. (6 points) On the distant planet "NolHelpfromTheWeb" a popular spice with molecular weight 214.22g/mol is made up of four elements unknown on earth: A, D, F and G. The atomic masses and % composition of A,D,F and G in the compound are given below: What is the molecular formula of the spice in terms of A, D, F and G