Biology, 24.09.2020 01:01, Mathmatician22
Based on the information in the table, which two elements are most likely in the same group, and why?
A. bismuth and thallium, because their atomic masses are very similar
B. nitrogen and oxygen, because they were both first isolated in the same year
C. sodium and thallium, because their names both end in the same suffix: -ium
D. bismuth and nitrogen, because they have the same number of valence electrons
Answers: 2
Biology, 21.06.2019 20:00, rydro6019
Arrange the following in the correct sequence, from earliest to most recent, in which these plant traits originated. 1. sporophyte dominance, gametophyte independence 2. sporophyte dominance, gametophyte dependence 3. gametophyte dominance, sporophyte dependence a) 1 → 2 → 3 b) 2 → 3 → 1 c) 2 → 1 → 3 d) 3 → 2 → 1 e) 3 → 1 → 2
Answers: 1
Biology, 22.06.2019 01:30, mistiehaas
Compare the composition of the moon's surface with the composition of the earth's surface.
Answers: 2
Based on the information in the table, which two elements are most likely in the same group, and why...
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