Term
Quantative Observation (Measurement) |
|
Definition
Consist of a number and a unit ( scale) |
|
|
Term
|
Definition
based on the metric system |
|
|
Term
|
Definition
a measure of the resistance of an object to a change in its state of motion |
|
|
Term
|
Definition
the force that gravity exerts on an object to measure its mass |
|
|
Term
|
Definition
the recording of certain digits and the first uncertain digit ( estimated number) |
|
|
Term
|
Definition
the agreement of a paarticular value with the true value |
|
|
Term
|
Definition
the degree of agreement among several measurements of the value of the same quantity |
|
|
Term
Random Error ( intermediate error) |
|
Definition
that a measurment has an equal probability of being high or low |
|
|
Term
Systematic Error ( determinate error) |
|
Definition
type of erro occurs in the same direction each time , its either always high or always low |
|
|
Term
|
Definition
|
|
Term
Unit factor method ( Dimensional analysis) |
|
Definition
to convert givin results from one system of units to another |
|
|
Term
|
Definition
the nature of solutions in which water is the dissolving medium ( solvent) |
|
|
Term
|
Definition
oxygen atoms gain slight excess of negative charge and the hydrogen atoms become slightly positive |
|
|
Term
|
Definition
postive ends of the water molecule are attracted to the negativley charged anions and that the negative ends are attracted to the postively charged cations |
|
|
Term
What are the freezing point of water for F, K, C degrees? |
|
Definition
|
|
Term
What is the boiling point of water for F, K, C? |
|
Definition
|
|
Term
Formula for finding Celsius from Kelvin |
|
Definition
|
|
Term
Formula for finding Fahrenheit to Celsius |
|
Definition
|
|
Term
Formula for finding Celsius to Fahrenheit |
|
Definition
|
|
Term
|
Definition
the mass of substance per unit volume of the substance
D=M/V |
|
|
Term
|
Definition
`anything occupying space and having mass, the material of the universe |
|
|
Term
|
Definition
|
|
Term
|
Definition
rigid, has a fixed volume and shape |
|
|
Term
|
Definition
Definite volume, but no specific shape it assumes the shape of its container |
|
|
Term
|
Definition
No fixed volume or shape, it takes the shape and volume of its container |
|
|
Term
|
Definition
a pure substance that has a variable compsoition
Ex: wood |
|
|
Term
|
Definition
having visibly indstinguishable parts |
|
|
Term
|
Definition
having visibly distinguishable parts |
|
|
Term
|
Definition
Homogeneous mixture consisting of a mixture of gases |
|
|
Term
|
Definition
one with constant composition |
|
|
Term
|
Definition
a change in the form of a substancenot in its chemical compostion |
|
|
Term
|
Definition
a process that depends on differences in the volatility( how readily a substances become gas) of the components |
|
|
Term
|
Definition
used for solids and liquids |
|
|
Term
|
Definition
applied to s series of methods that employ a system with two phases( states) of matter. |
|
|
Term
Chromatography:Stationary, Mobile Phase |
|
Definition
Stationary: a solid, Mobile: either a liquid or a gas |
|
|
Term
|
Definition
employs a strip of porous for the stationary phase |
|
|
Term
|
Definition
a substance with constant composition that can be broken down into elements by chemical processes |
|
|
Term
|
Definition
one in which a givin substance becomes or substances with different properties and different composition |
|
|
Term
|
Definition
substances that cannot be decomposed into simpler substances by chemical or physical means |
|
|