01 HW - Mole Conversions

01 HW - Mole Conversions - ___ Na (s) + ___ Cl 2 (g) ___...

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Name: ________________________________________ Date: ____________ WKST #8: Mole Conversions (50 points) Period: ___________ 1. Draw the “mole map.” Include the different values that are equal to one mole. 2. You have 1 mole of H 2 SO 4 . How many moles of hydrogen, sulfur an oxygen atoms are present in that sample? 3. How many grams would 4.28 moles of CuO weigh? 4. A reaction produces 16.4 L of N 2 gas at STP. How many grams would that be equal to? 5. You have run a reaction using 82.5 g of FeS. How many particles are in this sample? 6. If you have 8.34 x 10 23 molecules of NO 2 , how many L at STP of this gas would be present?
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7. The reaction below is used to produce NaCl (sodium chloride):
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Unformatted text preview: ___ Na (s) + ___ Cl 2 (g) ___ NaCl (s) a. If you need to produce 4.00 moles of NaCl (s), how many moles of sodium and chlorine gas would you need to begin with? b. How many grams of sodium would be needed to produce 4.00 moles of NaCl (s)? c. How many liters of Cl 2 would be needed to produce 4.00 moles of NaCl (s)? d. If 4.00 moles of NaCl (s) is produced, how many particles are present in the sample? 8. Make the following conversions. Please show all work. a. 18.8 mL of H 2 mass in g b. 8.95 x 10 26 atoms of zinc mass in mg c. 36.5 L of F 2 (at STP) number of atoms...
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01 HW - Mole Conversions - ___ Na (s) + ___ Cl 2 (g) ___...

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