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19 Cards in this Set
- Front
- Back
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2 types of matter |
Substance & Mixtures |
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Substance |
Can write chemical formulas |
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2 types of substances |
Element and Compound |
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Mixture |
Variable ratio |
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2 types of mixtures |
Homogeneous & Heterogeneous |
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Homogeneous |
-can't see -solutions -salt water |
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Heterogeneous |
-can see different particles -colloids and suspensions -milk -soup |
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1. Chlorine 2. Sugar water 3. Pure air 4. Soil 5. Iron 6. Carbon dioxide 7. Water |
1. Element 2. Homo 3. Homogeneous 4. Hetero 5. Element 6. Compound 7. Compund |
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1. Salad dressing 2. City air 3. Iron 4. Spaghetti sauce 5. Paint 6. Aluminum foil 7. Flat soda pop 8. Alcohol |
1. Hetero 2. Hetero 3. Homo 4. Hetero 5. Hetero 6. Homo 7. Homo 8. Homo |
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Physical Property |
Observed with senses: colour, shape, mass, length, odor |
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Physical Property |
Observed with senses: colour, shape, mass, length, odor |
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Chemical property |
How a substance reacts with something else.
Ex. Rust: iron reacts with oxygen and original iron metal had changed |
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Physical Property |
Observed with senses: colour, shape, mass, length, odor |
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Chemical property |
How a substance reacts with something else.
Ex. Rust: iron reacts with oxygen and original iron metal had changed |
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Phys or chem?
1) sour taste 2) lustre 3) flammability 4) density 5) supports combustion 6) boiling point 7) odor 8) reacts with water to form a gas |
1) phys 2) phys 3) chem 4) phys 5) chem 6) phys 7) phys 8) chem |
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Physical Property |
Observed with senses: colour, shape, mass, length, odor |
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Chemical property |
How a substance reacts with something else.
Ex. Rust: iron reacts with oxygen and original iron metal had changed |
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Phys or chem?
1) sour taste 2) lustre 3) flammability 4) density 5) supports combustion 6) boiling point 7) odor 8) reacts with water to form a gas |
1) phys 2) phys 3) chem 4) phys 5) chem 6) phys 7) phys 8) chem |
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1) Milk sours 2) sodium hydroxide dissolves in water 3) food is digested in stomach 4) wood rotting |
1) chemical 2) physical 3) chemical 4) chemical |
