Stack #151041
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| Question |
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| Answer |
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| atom |
the structure of of them determines the characteristics of the matter you observe. |
| atomic number |
equals the number of protons in the nucleus of an atom. |
| chemical property |
characteristics of an element or compound that determines that it will react with another element. |
| compound |
a type of matter containing two or more chemical combined elements. |
| density |
how highly packed a substance molecules are the mass of an object divided by its volume. |
| electron |
one of the three subatomic particles that moves around the nucleus of an atom. |
| element |
the form of matter that only consists of only on type of atom. |
| fission |
the splitting of heavy atoms to release energy. |
| ion |
an atom with an electric charge |
| isotope |
atoms of the same element that have a different number of neutron is the neuculi. |
| mass number |
the sum of the protons and neutrons in the nucleus of an atom. |
| matter |
any thing that takes up space and has mass. |
| mixture |
a combination of different substances in which each of the components keeps its on physical properties. |
| molecule |
the smallest particle in a compound that still keeps all the properties of the compound. |
| neutron |
on of the two particles that makes up the neuculi |
| nuclear energy |
and alternate energy source produced from nuclear reactions |
| nuclear waste |
radioactive waste material produced by power plants must be safely stored to prevent pollution of the environment |
| physical property |
characteristics of an element for a compound that will effect weight color and density. |
| proton |
one of the two particles that make up the nucleus of an atom |
| solution |
kind of mixture formed when on substance is dissolved in another. |
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