Which elements do not have a set number of valence electrons?
a. alkali earth metals
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Answers: 3
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What are the chemical names of these compounds? ke: mg3n2: reset next
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Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?
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Physics, 29.10.2019 22:31
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