Ce cantitate de azot se obtine din 100l aer,prin distilare fractionata?raspunsul in carte este 98,82 g N2

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2 September 2025 chimie 5 minute
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Clasă: Education Materie: chimie
Ce cantitate de azot se obtine din 100l aer,prin distilare fractionata?raspunsul in carte este 98,82 g N2
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compozitia N2 in aer este aproximativ = 79%

la 100% aer. .......... 79% N2

la 100 L aer.............. a = 79 L

niu = masa/miu = V/Vm

m = miuxV/Vm = 28x79/22,4 = 98,75 g N2

Răspunsul a fost dat în data 2 September 2025

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