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The top documents tagged [mass number atoms]
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1. The ancient Greek philosopher Democritus coined what word for a tiny piece of matter that cannot be divided? a) Element b) Electron c) Atom d) Molecule
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1 THE ATOM. NUCLEAR MODEL OF THE ATOM An atom is an electrically neutral particle Composed of protons, neutrons, and electrons. Atoms are spherical in
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Chemistry chapter 3 number2
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4.2 The Structure of an Atom This 45-foot-tall steel sculpture is made of 10 tons of steel. If a proton had the same mass as the sculpture, then an electron
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1. The ancient Greek philosopher Democritus coined what word for a tiny piece of matter that cannot be divided? a) Element b) Electron c) Atom d) Molecule
219 views
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Demonstrate Understanding of Acids and Bases Science 1.5 (AS90944)
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