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Which element would most likely have a positive electron affinity? Na Al Rb Ar
answered
Mar 1, 2017
Chemistry
high-school
3
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29.7k
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A group of students are walking in the park, and one of them takes a picture of a pollen grain that is being blown by the wind. What caption can the student use for this picture? a. gene mutation in action
answered
Feb 12, 2016
Biology
high-school
1
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81.7k
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