Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for those who participate； Question 179
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This post was last edited by ljtjbx on 2015-9-29 07:13. Multiple-choice question: The strong water-absorbing capacity of hydrogels is due to the presence of hydrophilic groups in their structure. Which of the following groups belongs to this category? A. -OH B. -CH3 C. -Cl D. -NH2. Answer: A. -OH. Everyone is welcome to participate actively and pay close attention to these quiz activities! —————————————————— Please note: We will close this thread after 24 hours, and at that time we will announce the best reply (the best assistance), as well as the answer and explanation. Attraction Reward: If you post a topic in this section within two days to provide a detailed explanation or discussion of the knowledge points related to this question, please reply/comments in this post to let us know, and we will ask a moderator to grant +Attraction. It is not allowed to simply copy and paste; original content is preferred, with at least some organization by the user along with personal insights and opinions.
The strong water-absorbing capacity of hydrogels is due to the presence of hydrophilic groups in their structure, such as those in ( ) below: A. -OH
The strong water-absorbing capacity of hydrogels is due to the presence of hydrophilic groups in their structure, such as those in ( ) A below
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The strong water-absorbing capacity of hydrogels is due to the presence of hydrophilic groups in their structure, such as those in (A) below
The strong water-absorbing capacity of hydrogels is due to the presence of hydrophilic groups in their structure, such as those in (A) below
The answer is D, the answer is D, the answer is D
The strong water-absorbing capacity of hydrogels is due to the presence of hydrophilic groups in their structure, such as those in groups (A) and -OH