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Question | Answer |
---|---|
what are the smallest units that makes up elements? | Atoms |
what are two subatomic particles that are the same number in a neutral atom? | electrons & protons |
what happens to the atomic number when going top to bottom? | It increases |
what happens to the reactive when going left to right? | It decreases |
The volume of a irregular object can be measured by using? | the displacement method |