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32 Cards in this Set
- Front
- Back
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Concentration |
The amount of a substance in a given volume |
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Precipitation |
A solid that forms during a chemical reaction |
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Reactants |
Are written on the left, followed by an arrow |
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Color Change |
Can signal that a new substance has formed |
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What causes less energy? |
Burning of fuel |
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Catalyst |
Increases the reaction rate by lowering the act energy needed |
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Enzymes |
Cells in your body contain thousands of these that help reactions occur at body temp. |
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Inhibitor |
Decreases the rate of a chem reaction |
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Is products or reaction greater? |
The product has greater energy |
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Reactants |
substances that undergo the chemical changes |
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Reactants |
substances that undergo the chemical changes |
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Products |
News substances that form |
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Solubility |
A measure of how much solute can dissolve can dissolve in a solvent at a given temp. |
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Satured solution |
When you've added so much solute that no more dissolves |
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Concentrated solution |
A mixture that has a lot of site dissolved in a solvent |
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Dilute solution |
A mixture that has only a little solute dissolved |
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What affects solubility? |
Pressure, type of solvent, and temp. |
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What affects solubility? |
Pressure, type of solvent, and temp. |
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How does solvent help? |
Helps identify a substance |
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What affects solubility? |
Pressure, type of solvent, and temp. |
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How does solvent help? |
Helps identify a substance |
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Pressire |
The solubility of a gas solute increases the pressure of the gas over the solution increases |
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What affects solubility? |
Pressure, type of solvent, and temp. |
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How does solvent help? |
Helps identify a substance |
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Pressire |
The solubility of a gas solute increases the pressure of the gas over the solution increases |
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Solvents |
Sometimes solutions cannot be made because the solute and solvent aren't compatible. |
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What affects solubility? |
Pressure, type of solvent, and temp. |
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How does solvent help? |
Helps identify a substance |
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Pressire |
The solubility of a gas solute increases the pressure of the gas over the solution increases |
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Solvents |
Sometimes solutions cannot be made because the solute and solvent aren't compatible. |
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Temp |
For most solid solutes, solution increases as temp increases |
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Balancing equations |
1) Write equation 2) Count the atoms 3) Use coefficients to balance atoms |
