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Chemistry - One Step Mole Problem for Elements - Mass II
Answer the following using the appropriate equation or using dimensional analysis. Show all work, cancel units, etc.
1. How many grams in 12.6 moles of Ag (silver)?
2. If I weighed out 32.4 grams of Sr (strontium), how many moles of Sr do I have?
3. How many grams in 0.45 moles of Sb (antimony)?
4. If I weighed out 0.520 grams of Al (aluminum), how many moles do I have?
5. How many grams of Pb (lead) do I need to mass out to obtain 2.543 moles of Pb?
6. If I have weighed out 0.0453 kilograms of Na (sodium), how many moles of Na do I have?
Answer: 1)211g Zn 2)8.0g S 3)0.579mole Fe
4) 0.0382 mole B 5) 526.4g Pb 6) 1.97 mole Na