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30 Cards in this Set
- Front
- Back
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What are the three parts of an atom?
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Protons, Electrons, and Neutrons
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What is the mass of a proton?
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1 AMU (Atomic Mass Unit)
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What is the mass of a neutrons?
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1 AMU ( Atomic Mass Unit)
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What is the mass of an electron?
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0 AMU ( Atomic Mass Unit)
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Which part of atom constitutes for most of the atom's mass?
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The Nucleus
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What is located in the atom's nucleus?
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Protons and Neutrons
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If an atom has more protons than electrons, then what is it's charge?
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Positive
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If an atom has more electrons than protons, then what is it's charge?
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Negative
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Which way do periods go on a periodic table?
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Horizontal
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Which way do groups or families go on a periodic table?
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Vertical
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How are element on the periodic table arranged?
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By increasing atomic Number
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If a balanced element with a mass of 16 and an atomic number of 8, how many neutrons, protons, and electrons does it have?
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8 protons, 8 neutrons, and 8 electrons
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What type of elements are not shiny, not ductile, and not malleable?
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Nonmetals
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What type of elements are shiny, malleable, and ductile?
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Metals
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Atoms in the same groups have the same what?
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Number of valence electrons
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Precipitates forming, burning and gas or bubble formation are signs of what kind of reaction?
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Chemical Reactions
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What elements combine to form glucose(C6 H12 O)?
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Carbon, Hydrogen, and Oxygen
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The chemical formula for acid is H2 S O4. How many atoms make up one molecule of acid?
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7
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The chemical formula for glucose is C6 H12 O. How many atoms make up one molecule of glucose?
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19
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What two things can cause a change in state of matter?
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Temperature and Heat
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Do endothermic reactions absorb or release heat?
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Absorb heat
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Do exothermic reactions absorb or release heat?
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Release heat
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Do endothermic reactions feel hot or cold?
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Cold
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Do exothermic reactions feel hot or cold?
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Hot
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An atom has 6 protons 6 neutrons and 6 electrons. What is its atomic mass?
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12 AMU
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What are chemical equations written for?
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Chemical reactions
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What is an ion?
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A neutral atom that either gains or loses an atom
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Which law states that "for every action there is an equal and opposite reaction"?
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The 3rd law
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Which law states that " there is a relationship between force, mass, and acceleration"?
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The 2nd Law
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Which law states that "objects in motion will stay in motion unless acted upon by a force"?
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The 1st law
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