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An atom of boron has an atomic number of 5 and an atomic mass of 11. the atom contains
answered
Sep 6, 2017
Chemistry
high-school
3
votes
100k
views
Which equation is related to x+23=9x+23=9?. a. x−9=23x-9=23 b.x=923x=923 c.x+9=23x+9=23 d. x=813
answered
May 27, 2017
Mathematics
middle-school
2
votes
4.5k
views
2/3x - 1/2y = 3 1/2x + y = 5 Which of the following systems is equivalent to the given system? A) 2x - y = 18 and x + 2y = 10 B) 4x - 3y = 18 and x + 2y = 10 C) 2x - 3y = 3 and x + 2y = 5
answered
Feb 15, 2017
Mathematics
high-school
5
votes
34.9k
views
Which of the following correctly pairs labels of animals with the way they feed? A. Herbivores – eat bits of decaying matter B. Filter feeders – strain food from water C. Carnivores – eat plants D. Parasites
answered
Jan 31, 2017
Biology
high-school
6
votes
233k
views
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