Criado por ESTELA REYES
aproximadamente 7 anos atrás
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Questão | Responda |
MATTER | ANYTHING THAT HAS MASS AND OCCUPIES SPACE |
MATTER CAN BE FOUND IN THREE STATES | SOLID, LIQUID, AND GAS (PLASMA) |
MATTER IS CLASSIFIED AS: | PURE SUBSTANCES AND MIXTURES |
PURE SUBSTANCES CAN BE: | ELEMENTS OR COMPOUNDS |
MIXTURES CAN BE: | HOMOGENEOUS MIXTURES OR HETEROGENEOUS MIXTURES |
ELEMENTS | ELEMENTS CANNOT BE BROKEN DOWN INTO SIMPLER SUBSTANCES. |
COMPOUNDS | TWO OR MORE ELEMENTS, COMBINED TOGETHER IN FIXED PROPORTIONS, FORM A DIFFERENT SUBSTANCE, CALLED COMPOUND. |
HOMOGENEOUS MIXTURES | THE COMPOSITION IS THE SAME THROUGHOUT. THEY ARE CALLED SOLUTIONS AND THEY CAN BE IN GAS, LIQUID, OR SOLID STATE. |
HETEROGENEOUS MIXTURES | THEY DO NOT HAVE UNIFORM PROPERTIES THROUGHOUT; THE COMPOSITION OF ONE PHASE DIFFERS FROM THE COMPOSITION OF THE OTHER PHASE(S). |
EXAMPLES OF ELEMENTS | HYDROGEN (g), OXYGEN (g), CHLORINE (g), MERCURY (l), BROMINE (l), GOLD (s), SILVER (s), LEAD (s) |
EXAMPLES OF COMPOUNDS | WATER, HCl, CO2, CaO, NH3, NaCl, CH4, C6H6, NO, CaCO3 |
EXAMPLES OF HOMOGENEOUS MIXTURES (SOLUTIONS) | GAS => NATURAL GAS, AIR, LIQUID => WINE, GASOLINE, SOLID =>BRASS, BRONZE, STAINLESS STEEL |
EXAMPLES OF HETEROGENEOUS MIXTURES | ORANGE JUICE, SCRAMBLED EGGS, PIZZA, ITALIAN SALAD DRESSING, WOOD, VEGETABLE SOUP. |
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