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- 1a) What is labelled point A? b)What is labelled point B? c)What is labelled point C?a) Point A is the ELECTRON
b)Point B is the NEUTRON
c)Point C is the PROTON
- 2a) The atomic mass is the total number of what? b) What is the atomic numbera)the mass number of an atom is the total number of Protons and Neutrons it contains
b)the atomic number (also called the proton number) is the number of protons it contains. - 3What is an Isotope?An element with the same number of protons and electrons but a different number of NEUTRONS
Some are radioactive. - 4Which is the atomic mass, which is the atomic number?
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- Gcse (Chemistry C1) Sciences Fichas sobre Flashcards, creado por carrie booth el 02/02/2017.
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- carrie booth
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