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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 |