6) How many grams are in 11.9 moles of chromium? 7) How many moles are in 9.8 grams of calcium? 8) How many grams are in 238 moles of arsenic? Solve he following: 9) How many grams are in 4.5 moles of sodium fluoride, NaF? 10) How many moles are in 98.3 grams of aluminum hydroxide, Al(OH),? 11) How many grams are in 0.02 moles of beryllium iodide, Bel;? 12) How many moles are in 68 grams of copper (II) hydroxide, Cu(OH);? 13) How many grams are in 3.3 moles of potassium sulfide, K.S? 14) How many moles are in 1.2 x 10 grams of ammonia, NH,? 15) How many grams are in 2.3 x 10* moles of calcium phosphate, Ca,(PO,)? 16) How many moles are in 3.4 x 107 grams of silicon dioxide, SiO? 17) How many grams are in 1.11 moles of manganese sulfate, Mn, (SO4);? Unit-4 Moles and Stoichiometry Page 2 of 2