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Practice Mole Problems

Practice Mole Problems. 1. How many Mg 2+ ions are found in 1.00 mol of MgO ? 2. Calculate the number of molecules present in 0.20 moles of H 2 O. 3. How many grams of NaCl are present in 11.00 moles? 4. What is the molecular mass of MgSO 4 ?

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Practice Mole Problems

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  1. Practice Mole Problems

  2. 1. How many Mg2+ ions are found in 1.00 mol of MgO? 2. Calculate the number of molecules present in 0.20 moles of H2O. 3. How many grams of NaCl are present in 11.00 moles? 4. What is the molecular mass of MgSO4? 5. How many moles of CO2 are present in 200.00 g? 6. A three (3.00) mole sample of K2S would have how many atoms of potassium? 7. How many moles are there in a sample containing 2.408 x 1024 atoms of carbon? 8. Given three (3.00) moles of gold (Au), how many grams do you have? 9. What is the mass in grams of 4.25 × 10³ moles of N2 ? 10. How many atoms of oxygen are found in 2.00 moles of carbon dioxide?

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