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This man proposed the idea that all matter is composed of atoms
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
The nucleus is surrounded by a cloud that contains _________________?
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
Particles with no charge are called?
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
The amount of protons in an atom is equal to the
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
protons and neutrons are made up of smaller particles called?
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
Dot diagrams are used to represent _______________________?
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
Protons and neutrons are found in a small positively charged center of the atom called?
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
Each inner energy level of an atom has a maximum number of _____________________ it can hold.
atomic mass
Democrotis
electrons
quarks
outer level electrons
electrons
electrons
nucleus
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