The numbers inside the boxes represent the atomic number. the circles and dots represent the shells and electrons.
Answer:
<u>Ba is larger than Ba2 + B a 2 + because it has two more electrons.</u>
Explanation:
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Answer
C. It becomes plutonium-239
Explanation
Absorption of a neutron in the uranium-238 nucleus yields uranium-239, which decays after 23.47 minutes through electron emission into neptunium-239 and ultimately, after 2.356 days, into plutonium-239.
Answer:
this is what i know
Explanation:
Blood vessels have the ability to dilate and constrict to control body temperatre. When body temperature is too low, the tiny blood vessels near the surface of the skin (capillaries) constrict (vasoconscriction). This decreases the blood flow near the surface of the skin so less heat is lost through radiation.