Flashcard Set Preview
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| 1 |
What is an acid?
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Acids contain hydrogen ions, corrosive to metals, and taste sour. They are also proton doners.
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| 2 |
What is a base?
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Bases taste bitter, slippery to touch, and contain hydroxide ions. They are also proton accepters.
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| 3 |
Answer these chemical balancing problems --> http://education.jlab.org/elementbalancing/index.html
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I hope you got a 100%!
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| 4 |
List the three states of matter?
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Solids, gases, liquids
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| 5 |
What is the pH scale?
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A list from 1-14 that shows if a substance is an acid or base.
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| 6 |
What is the process of mixing an acid and base called?
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Neutralization
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| 7 |
Neutralization forms . . .
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Water and salt
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| 8 |
What is a colloid?
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A substance that still has some solute in it. An example of this is milk.
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| 9 |
What is a suspension?
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Suspensions have many layers of particles still visible to the eye. An example of this is salad...
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| 10 |
What is a solution?
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A solution is completely dissolved and contains a solvent and solute.
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| 11 |
Bases turn red litums paper . . .
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Blue
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| 12 |
Acids turn blue litmus paper . . .
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Red
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| 13 |
What is a solute?
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A smaller substance that is dissolved in the solvent.
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| 14 |
What is solvent?
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A solvent is what the solute is dissolved in. The universal solvent is water.
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| 15 |
Salt is a what type of compound?
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Ionic
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| 16 |
Sugar is a what type of compound?
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Covalent
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| 17 |
What is a saturated solution? What is a super-saturated solution?
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Saturated solution is so full of solute that no more can be dissolve. A super-saturated solution...
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| 18 |
What is matter?
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Anything that has mass and takes up space.
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| 19 |
List the changes of state.
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melting, boiling, freezing, evaporation, condensation
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| 20 |
List what an atom contains.
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Electrons negative charge. Nucleus--> neutrons and protons.
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| 21 |
What does the nucleus contain?
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The have protons which are positive and neutrons which are neutral.
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| 22 |
What is the difference between the reactant and product?
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The reactants together create the product.
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| 23 |
What is a dilute solution?
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This is a solution that contains more solvent than solute.
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| 24 |
What is a concentrated solution?
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A concentrated solution is a solution that contains a lot of solute.
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| 25 |
What does insoluble mean?
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Insoluble means that the substance can not be dissolved in a solvent.
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| 26 |
What is the periodic scale?
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A list of atoms in order of the amount of protons.
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