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Exercício de Titulo em massa
Exercício:
Um aditivo para radiadores de automoveis é composto de uma solução aquosa de etilenoglicol. Sabendo que em um frasco de 500mL dessa solução existem cerca de 5 mols de etilenoglicol(C2H6O2), qual a concentração comum dessa solução, em g/L?
a)0,010 b)0,62 c)3,1 d)301 e)620
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