132 g/mole. 0.70 moles 19) How many grams are in 3.3 moles of potassium sulfide, K2S? 17,826 grams ans : 238 x 75 = 17,850 grams 3. answer choices . 364.0 grams 20) How many moles are in 1.2 x 103 grams of ammonia, NH 3? 17,800 grams 5) How many grams are in 0.02 moles of beryllium iodide, BeI 2? 66 g/mole. Roger the Mole. How many grams are in 4.5 moles of sodium fluoride, NaF? SURVEY . 0.70 moles 7) How many grams are in 3.3 moles of potassium sulfide, K 2 S? 96 13) What are the molecular weights of the following compounds? Converting Moles to Mass (multiply by the molar mass) 1. How many moles are in 98.3 grams of aluminum hydroxide. 4. 2141 grams 5) How many moles are in 2.3 grams of phosphorus? answer choices . Calculate the number of moles in: 8.08x 10^22 atoms of Krypton How many moles are in 9.8 grams of calcium? 0.074 moles 6) How many grams are in 11.9 moles of chromium? ans : 2.4 x 32 = 76.8 grams 2. ? As b. ? 180 seconds . 5. 5 grams 6) How many moles are in 68 grams of copper (II) hydroxide, Cu(OH) 2? 5 years ago. 2141 grams 5) How many moles are in 2.3 grams of phosphorus? 0.24 moles 8) How many grams are in 238 moles of arsenic? 0.55 moles 4) How many grams are in 88.1 moles of magnesium? Q. Lv 7. Answer Save. How many grams are in 238 moles of arsenic? 0.24 moles 4) How many grams are in 238 moles of arsenic? Tags: Question 16 . 178 moles. SURVEY . 114 g/mole. List the six possible mole ratios from each of the reactions given: + -Y 3BaS04 + 3 mol + 2H3P04 + 2 ( VOò5 . How many grams are in 238 moles of arsenic? 6. Yes, you are correct. Relevance. 0.3 g. 3.2 g. 17,850 g. 200 g. Tags: Question 15 . 618.8 grams 7) How many moles are in 9.8 grams of calcium? Atomic mass of Arsenic = 74.9g/mol Using the formula: mass = Atomic mass x number of moles mass = 74.9g/mol x 238 mol = 17826.2 grams What is the molar mass of (NH 4) 2 SO 4? 17,830.96g As. How many grams are in 238 moles of arsenic? Please round to the significant number i got 178 please correct me if i'm wrong. 3) How many moles are in 22 grams of argon? 618.8 grams 7) How many moles are in 9.8 grams of calcium? 5.2 grams 18) How many moles are in 68 grams of copper (II) hydroxide, Cu(OH)2? What are two things that the coefficients can represent? How many grams are in 238 moles of arsenic? 0.074 moles 6) How many grams are in 11.9 moles of chromium? 98.3/78 = 1.26 moles 11) How many grams are in 0.02 moles of beryllium iodide, BeI 2? 100 g/mole. Q. 238 moles 74.9 x /1 =178. How many grams are in 238 moles of arsenic? How many grams are in 238 moles of arsenic? How many grams are in 11.9 moles of chromium? The relative atomic mass of arsenic is 74.92 grams. 2 Answers. 5 years ago 180 seconds . 238 x 75 = 17,850 grams 9) How many grams are in 4.5 moles of sodium fluoride, NaF? 9) NaOH 10) H20 11) 12) H3P04 Mn2Se7 (NH4)2S04 How many grams are in 4.5 moles of sodium fluoride. 0.55 moles 4) How many grams are in 88.1 moles of magnesium? cpjkj. 1 2. How many grams are in 2.4 moles of sulfur? 8) How many grams are in 238 moles of arsenic? 4.5 x 42 = 189 grams 10) How many moles are in 98.3 grams of aluminum hydroxide, Al(OH) 3? 238 moles of aersenic x 74.92 grams / 1mol = 17830. 1.26 moles 17) How many grams are in 0.02 moles of beryllium iodide, BeI2?