Which of the following is a gas?
A) lithium
B) carbon
C) neon
D) sodium
Correct Answer:
Verified
Q16: An atomic model of the atom is
A)a
Q17: There are about as many atoms of
Q18: Nuclei of atoms that make up a
Q19: Compared to the atoms that make up
Q20: Brownian motion is caused by
A)thermal agitation.
B)perpetual motion.
C)particles
Q22: One neutron added to a helium nucleus
Q23: The number of protons in a neutral
Q24: Which of these atoms has the greatest
Q25: Atomic number refers to the number of
A)protons
Q26: A pair of helium nuclei fused together
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