Mathematics, 02.10.2021 01:00, hadwell34
He atoms of a certain element each contain 10 protons and 8 valence electrons. Which statement correctly identifies this element and describes its chemical reactivity?
F The element is neon, and it is highly reactive.
G The element is fluorine, and it is not reactive.
H The element is neon, and it is not reactive.
J The element is fluorine, and it is highly reactive
Answers: 2
Mathematics, 21.06.2019 13:00, shaniqwakirkseyniqwa
Atriangle includes one angle that 72º. which pair could be the measures of the other two angles of the triangle? a. 9º, 9º b. 26º, 46º c. 53º, 55º d. 72º, 108º
Answers: 2
Mathematics, 21.06.2019 21:00, daynafish13
Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above
Answers: 2
He atoms of a certain element each contain 10 protons and 8 valence electrons. Which statement corre...
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