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Questions and Answers
What is an atom?
What is an atom?
An atom is a particle that consists of a nucleus of protons and generally neutrons, surrounded by an electromagnetically-bound swarm of electrons.
How are chemical elements distinguished from each other?
How are chemical elements distinguished from each other?
Chemical elements are distinguished from each other by the number of protons that are in their atoms.
What is the only atom that has no neutron?
What is the only atom that has no neutron?
The only atom that has no neutron is protium 1H.
What are isotopes of the same element?
What are isotopes of the same element?
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Why can't humans see atoms with conventional microscopes?
Why can't humans see atoms with conventional microscopes?
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What is the approximate width of a human hair in terms of the number of carbon atoms across?
What is the approximate width of a human hair in terms of the number of carbon atoms across?
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Why is it not possible to accurately predict the behavior of atoms using classical physics?
Why is it not possible to accurately predict the behavior of atoms using classical physics?
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What percentage of an atom's mass is in the nucleus of protons and neutrons?
What percentage of an atom's mass is in the nucleus of protons and neutrons?
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What are atoms with the same number of protons but a different number of neutrons called?
What are atoms with the same number of protons but a different number of neutrons called?
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What defines the chemical elements and distinguishes them from each other?
What defines the chemical elements and distinguishes them from each other?
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