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EHL

Description

Quiz on EHL, created by Joana Abrantes on 25/09/2016.

Quiz by Joana Abrantes, updated more than 1 year ago

	Created by Joana Abrantes about 8 years ago

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Resource summary

Question 1

Question

Cálculo do EHL de um emulgente não iónico: CH3(CH2)16CH2(OCH2CH2)3OH

Answer

Parte hidrófila: CH2(OCH2CH2)3OH
Parte hidrófila: (OCH2CH2)3OH
EHL = PMparte hidrófila/ PM total * 100/5
EHL = PM total/PMparte hidrófila * 100/5

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