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matterrr
semester exam vocab
| Question | Answer |
|---|---|
| matter | anything that has mass and takes up space |
| chemistry | study of properties of matter and how matter changes |
| element | is a substance that cannot be broken down into any other substances by chemical or physical means |
| atom | the smallest particle of an element; small units make up all mater |
| symbol | is an one or two letter set of characters used to identify an element |
| compound | is a substance made of two or more elements chemically combined in a specifice ratio; with a chemical process; chemical formula |
| formula | a combination of symbols that shows the ratio of elements in a compound |
| mixture | is made from two or more substances |
| physical change | a change that alters the form or appearance |
| chemical change | a change in matter that produces new subtances |
| homogeneous | 2 OR MORE SUBSTANCES; EVENLY DISTRIBUTED THROUGHOUT |
| HETEROGENEOUS | 2 OR MORE SUBSTANCES; PARTS CAN BE EASLY SEEN |
| COLLOIDS | UNDISSOLVED PARTICLES; LIKE; MUSTARD OR PAINT |
| SUSPENSION | PARTICLES SEPARATE QUICKLY OUT OF LIQUID; LIKE; SNNOWGLOBE |
| SOLUTION | WORDS CAN BE READ THROUGH THE LIQUID |
| FUSION | AMOUNT OF ENERGY TO CHANGE SOLID TO LIQUID |
| VAPORIZATION | LIQUID TO GAS; AT BOILING POINT |
| KINETIC THEORY OF MATTER | ALL MATTER MADE UP OF PARTICLES IN CONSTANT MOTION |
| EVAPORATION | LIQUID TO GAS; BELOW BOILING POINT |
| CONDENSATION | GAS TO LIQUID |
| SUBLIMATION | SOLID DIRECTLY TO LIQUID |
| MELTING | SOLID TO LIQUID |
| FREEZING | LIQUID TO SOLID |
| ABSOLUTE ZERO | THEORY; PARTICLE MOTION STOPS |
| FLOATATION | FLOAT ON THE LIQUID |
| SIFTING | USING A SIEVE; ALLOW SMALL BUT NOT BIG MATERIALS |
| MAGNET | ONLY MAGNETIC OBJECTS GO THROUGH |
| FLITRATION | ANY SOLID PARTS WILL STAY ON FILTER PAPER |
| DISTRILLATION | HEATING IT |
| PANNING | SEPARATING SAND; GRAVEL; MUD ARE WASHED AWAY |
| SOLUTION | WELL MIXED MIXTURE HAVING SMAE PROPERTIES THROUGHOUT |
| COLLOID | SMALL UNDISSOLVED PARTICLES THAT DO NOT SETTLE DOWN |
| DILUTE | MAKING A COMPARISION TO ANOTHER SOLUTION |
| CONCATENATED | A MIXTURE THAT HAS A LOT OF SOLUTE DISSOLVED |
| SOLUBILITY | HOW WELL CAN DISSOLVE IN A SOLVENT AT GIVEN TEMP |
| ACID | COMPOUNDS THAT SHARE CHARACTERISTICS PROPERTIES; REACTIONS THEY UNDERGO |
| BASE | COMPOUNDS THAT CAN BE IDENTIFIED BY THEIR COMMON PROPERTIES |
| HYDROGEN IONS | ATOM OF HYDROGEN THAT HAS LOST ITS ELECTRON |
| HYDROXIDE ions | A POLYATOMIC MADE OF OXYGEN AND HYDROGEN |
| NEUTRALIZATION | A CHEMICAL REACTION BETWEEN AN ACID AND BASE |
Created by:
sweetie12
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