6462254
Description
Quiz by Joana Abrantes, updated more than 1 year ago
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Created by Joana Abrantes
about 8 years ago
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Question 1
Question
Cálculo do EHL de um emulgente não iónico:
CH3(CH2)16CH2(OCH2CH2)3OH
Answer
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Parte hidrófila: CH2(OCH2CH2)3OH
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Parte hidrófila: (OCH2CH2)3OH
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EHL = PMparte hidrófila/ PM total * 100/5
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EHL = PM total/PMparte hidrófila * 100/5
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