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| What greek Philosopher thought that the world wa made of tiny indivisible particles |
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| What were the "tiny indivisible particles" called |
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| Did Sir Isaac Newton agree with the atomic theory? |
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| What english scool teacher developed the Atomic Theory? |
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| Daltons theory involved how mmany postulates |
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| Each element is composed of what? |
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| All atoms of a givin element are what? |
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| Are all atoms of all elements the same? |
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| The atoms of one element does not do what after a chemicle reaction? |
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Definition
| Change, they stay the same |
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Term
| How are compounds formed? |
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Definition
| when the atoms of more than one element combine |
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Term
| The Law of constant composition is what? |
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Definition
| In a compound, the relitive numbers and kinds of atoms are constant |
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Term
| The law of conservation of mass (the law of conservation of matter) is what? |
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Definition
| The totalk mass of materials present after a chemical reaction is the same as the total mass present before the reaction. |
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Term
| Dalton proposed that atoms always retain their what? |
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| Instead of loosing their Identity what did dalton say that atoms do after a chemical reaction? |
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Definition
| rearrange to give new chemical combinations. |
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Term
| The law of multiple Propoortions says what? |
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Definition
| If two elements a and b combine to form more than one compound the masses of b that can combine with a given mass of a are in the ratio of small whole numbers. |
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| Subatomic particals are part of what? |
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| Patricals with a negitive attraction are going to reject what charge and attract what charge? |
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Definition
| Reject negitive attract positive |
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Term
| The radiation produced by Cathode-ray tubes was called? |
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| J.J Thomson discovered what? |
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| Robert Millikan built what exeriment? |
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| Millikan used the oil drop exparement to do what with the atom |
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| Henri Becquerel was studying a uranium compound when he discovered what? |
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Definition
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Term
| WHat is a spontaneous emisson of radiation called? |
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| Marie and Pierre Curie experimented to do what? |
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Definition
| Isolate radioactive components |
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Term
| Ernest Rutherford reveled how many types of radiation? |
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Definition
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Term
| What were the three types of radiation that Rutherford discovered? |
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Definition
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Term
| who made the bread pudding model? |
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| Who disproved the Pudding model? |
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Definition
| Rutherford and a few of his students. |
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Term
| what subatomic particles have a bearing on human behavior? |
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Definition
| Proton, Neurton and electron |
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Term
| What is an electronic charge |
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Term
| Are neutrons negitive,positive or neutral? |
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Definition
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| Are protons Negitive,Positive or Neutral? |
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| Are electrons Positive,Negitive or neutral? |
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| Because atoms are such small masses what are they represented in? |
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| How many electrons would it take to equal one proton? |
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| The number of protons in the neucleus of an atom of any element is called? |
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| The atomic number is shown in what? |
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| The atomic mass is shown in what? |
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| Atoms wht identical atomic numbers but different mass numbers. |
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