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Mole-Mass Conversions
How many moles in 28.o grams of Oxygen?




What is the mass of 5.0 moles of Iron?




Find the number of moles of argon in 452 g of argon.





Find the grams in 16.5 mol of Hydrogen.

Respuesta :

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1.) 28.0 grams of oxygen
28 grams (1 mole/16 grams per mole)=1.75 moles oxygen
2.)5.0 moles of Iron
5 moles(55.845 grams/1 mole)=279.225 grams Iron
3.) 452 grams Argon
452 grams(1 mole/39.948 grams)=11.315 moles Argon
4.) 16.5 moles Hydrogen
16.5 moles(1.01 grams/1 mole)=16.665 grams Hydrogen

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