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Chemistry Chapter 1
Chemistry
| Question | Answer |
|---|---|
| the scientific study of the composition, structure, and properties of matter | chemistry |
| branches of chemistry | organic, biochemistry, inorganic |
| study involving carbon | organic |
| study involving body | biochemistry |
| study that does not involve carbon | inorganic |
| any structure that has definite composition | chemical |
| types of research | basic, applied, technological |
| for knowledge | basic |
| to solve a problem | applied |
| to know in life | technological |
| the amount of matter in an object | mass |
| a measure of gravitational force | weight |
| pure substance made from one kind of atom | element |
| depends on the amount of matter that is present | extensive property |
| property that does not depend on the amount of matter that is present | intensive |
| characteristic of an substance that does not involve a chemical reaction | physical property |
| definate volume and shape | solid |
| definite volume but no shape | liquid |
| no definite volume nor shape | gas |
| no definite shape or volume and can be broken apart | plasma |
| heat exits | exothermic |
| heat enters | endothermic |
| substance that disolves | solute |
| substance that makes solute dissolve | solvent |
| blend of two or more kinds of matter | mixture |
| substance in its purest form and has a fixed composition | pure substance |
| can be seperated physically | mixture |
| seperated by chemical means | pure substance |
| can form chemical bonds | groups |