Chemistry, 07.02.2022 14:00 Nyasiabaltimore3
Which element is non-metallic and a gas at room temperature?
a. Nitrogen (N)
(E) Silicon (Si)
b. Potassium (K)
d. Sodium (Na)
Answers: 1
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Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
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Apush or pull that moves or changes and object when to objects touch
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Which element is non-metallic and a gas at room temperature?
a. Nitrogen (N)
(E) Silicon (Si...
(E) Silicon (Si...
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