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Definition
| A substance that has mass and occupies volume with characteristic properties. |
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Term
| Law of Conservation of Matter |
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Definition
The total amount of materials present before a chemical reaction is the same as that present at the end of it.
"Matter can neither be created nor destroyed in a chemical reaction." |
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| Law of Conservation of Energy |
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Definition
The total energy of a system before a chemical reaction is the same as the total energy at the end of the reaction. It can transform but cannot disappear.
"Energy can neither be created nor destroyed." |
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Term
| Characteristic Properties of Matter |
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Definition
| mass, volume, density, temperature, reactivity, conductivity, color, etc. |
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Definition
Measurements that have both a number and unit.
e.g. 12 grams |
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| What is the SI unit for mass? |
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Definition
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| What is the SI unit for length? |
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Definition
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| What is the SI unit for time? |
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Definition
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| What is the SI unit for temperature? |
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Definition
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| What is the SI unit for amount? |
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Definition
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Definition
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| What is the SI unit for volume? |
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Definition
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Term
| One cubic meter equals _____ liters? |
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Definition
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Term
| One liter equals _____ cubic centimeters? |
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Definition
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| One mili liters equals _____ cubic centimeters? |
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Definition
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Term
| One liter equals _____ deci meters? |
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Definition
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Term
| What is absolute zero is...? |
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Definition
| -273.15 degrees C or 0 K. |
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Term
| What is the equation to go from F to C ? |
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Definition
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| What is the equation to go from C to F ? |
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Definition
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| What is the equation for density? |
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Definition
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Term
| What is the official SI unit for density? |
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Definition
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Term
| What are the two classifications for measurements? |
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Definition
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Term
| When adding and subtracting, how are the significant figures determined? |
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Definition
| You ignore the places to the left of the decimal place. You then count the decimal places to the right of the decimal place and then take the smallest number. This is the number of significant figures behind the decimal. |
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Term
| When multiplying and dividing, how are the significant figures determined? |
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Definition
| You count the sig figs in all the numbers and choose the least number. |
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Term
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Definition
| How well measured quantities agree with each other. |
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Term
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Definition
| How well measured quantities agree with the "true value." |
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