layney29
layney29
09-11-2018
Chemistry
contestada
What is the mass of 18.8 moles of helium atoms
Respuesta :
Аноним
Аноним
09-11-2018
0.5 mol Pb because mass Pb = 0.5 mol x 207.2 g/mol=103.6 g
hope this helps!
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