Editing revision 12 of One Step Mole Problems For Elements
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<center><b>Chemistry - One Step Mole Problem for Elements</b></center><br> Answer the following using the appropriate equation or using dimensional analysis. <b>Show all work, cancel units, etc.</b><br> <br> 1. How many grams in 3.25 moles of Zn (zinc)?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 2. How many grams in 0.25 moles of S (sulfur)?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 3. If I weighed out 32.4 grams of Fe (iron), how many moles of iron do I have?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 4. If I weighed out 0.420 grams of B (boron), how many moles do I have?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 5. How many grams of Pb (lead) do I need to mass out to obtain 2.543 moles of Pb?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> 6. If I have weighed out 0.0453 kilograms of Na (sodium), how many moles of Na do I have?<br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> <br> Answer: 1)211g Zn 2)8.0g S 3)0.579mole Fe<br> 4) 0.0382 mole B 5) 526.4g Pb 6) 1.97 mole Na<br>
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