11785924
Beschreibung
Quiz von Holly Nephew, aktualisiert more than 1 year ago
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Erstellt von Holly Nephew
vor fast 7 Jahre
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Frage 1
Frage
What does the atomic number signify?
Antworten
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The number of electrons in an atom
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The number of protons in an atom
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The number of neutrons + protons in an atom
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The number of protons + electrons in an atom
Frage 2
Frage
If the number of electrons in an atom increases, so does its mass number.
Antworten
- True
- False
Frage 3
Frage
What is the unit used to measure atomic mass units?
Antworten
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imvu
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amu
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emu
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no
Frage 4
Frage
What is the percent abundance of an isotope whose relative abundance is 0.65?
Antworten
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35%
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45%
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65%
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69%
Frage 5
Frage
Check all statements that are true:
Antworten
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The relative abundances of the isotopes of an element add up to 100.
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Each isotope of an element has a different number of electrons.
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The atomic number signifies which element an atom is part of.
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Isotopes are atoms of an element that contain the same number of protons but a different number of neutrons in the nucleus.
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