Uma pergunta por dia: quem acertar ganha 5 moedas de riqueza; quem participar, ganha 2 moedas de riqueza； Questão 285

2016-04-14View Original

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Escolha: O peso molecular do polímero, determinado pelo método de dispersão de luz ( ). A. Peso molecular médio numérico B. Peso molecular médio ponderal C. Peso molecular médio de viscosidade D. Peso molecular total B. Peso molecular médio ponderal

Reply #22016-04-14

B..................

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Uma pergunta por dia: quem acertar ganha 5 moedas de riqueza; quem participar, ganha 2 moedas de riqueza； Questão 285

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