Different substances are made of different kinds of particles
What is "What is the 2nd point in the particle theory" ?
100
Characteristic of a substance that can be determined without changing the composition of a substance
What is "Physical Properties" ?
100
-definite shape
-fixed volume
-slow particle speed
-strong attractive forces between particles
-small distance between particles
What is "Solid" ?
100
Physical property that is unique to a substance and then can be used to identify that substance
melting point, boiling point, density
What is "Characteristic Physical Properties" ?
100
Salt Water----pure-element
What is "H2O & NaCl" ?
200
Particles are in constant motion
What is "The 3rd point in the Particle Theory" ?
200
Characteristics of a substance that is determined when composition of the substance is changed and new substance is produced
What is "Chemical Properties" ?
200
-indefinite shape
-variable volume
-fast particle speed
-weak attractive forces between particles
-large distance between particles
What is "Gas" ?
200
Temperature at which a substance turns from a liquid to a gas
What is "Boiling Point" ?
200
Nitrogen Gas-----pure-element
What is "N2" ?
300
Particles attract each other
What is "The 5th point in the particle theory" ?
300
Changes in which the composition of a substance remains unaltered ---- change in looks, not a new substance
What is "Physical Changes" ?
300
-indefinite shape
-fixed volume
-medium particle speed
-medium attractive forces between particles
-medium distance between particles
What is "Liquid" ?
300
Temperature at which a substance turns from a solid to a liquid-----opposite of freezing point-----liquid to solid
What is "Melting Point" ?
300
Impure - Mechanical Mixture
What is "Eggs" ?
400
As temperature rises particles in a substance move faster
What is "The fourth point in the Particle theory" ?
400
Changes in the starting and the production of one or more new substances ---- changing particles
What is "Chemical Changes" ?
400
Liquid
What is "Molasses" ?
400
Measure of how much mass is in a given volume
What is "Density" ?
400
Impure-Solution
What is "Air" ?
500
All matter is made of tiny particles which have empty space between them
What is "The 1st point in the particle theory" ?
500
1) Change in colour
2) Change in odour
3) bubbles -- produce a gas NOT because of HEAT
4) Produce a solid from 2 liquids -- Precipitate
5) Production or consumption of heat or light
What is "Chemical Change Indicators" ?
500
Gas
What is "Helium" ?
500
Dependant on particular composition of a substance, as well as structure of substance
What is "The Similarity with Boiling Point, Melting Point, and Freezing Point" ?