Get off my property
Boiling point is a ___________ property.
Physical.
Anything that takes up space and has mass.
matter
______ is the ability to do work.
Energy
State that has relatively little particle movement.
Solid
What elements make up the Hydrogen 7?
Hydrogen, Nitrogen, Oxygen, Fluorine, Chlorine, Bromine, Iodine
Ductility is a ________ property
Physical.
A ______ _____ consists of only one type of matter.
Pure Substance
The sum of the kinetic energy of all particles in an object is called _______.
Thermal Energy
State of matter that particles overcome all attractive forces between them.
Gas
Average kinetic energy of a system's particles.
Temperature
Toxicity is a ______ property.
Chemical
A _______ is when two or more substances are physically combined in a variable ratio.
Mixture
Matter and Energy cannot be created or destroyed, but can be transformed or transferred between objects.
First Law of Thermodynamics
or
Law of Conservation of Mass-Energy
Change from a solid to a gas.
Sublimation.
What elements and how many atoms of each are in the following compound? Mg(NO3)2
Mg = 1
N = 2
O = 6
Changes that do not affect a substance's chemical composition.
Physical Changes
Using _______ you can separate a homogenous mixture based off of differing boiling points.
Distillation
Energy is store in compounds as _________.
Chemical Energy
Have a fixed volume and shape.
Solids
Term that refers to the flow of thermal energy.
Heat
Rust is evidence of a ________ change.
Chemical
A pure substance that consists of only one kind of atom.
Element
Law that states that the entropy of an isolated system can never decrease.
Second law of thermodynamics
Have definite volume but no fixed shape.
Liquids
Absolute zero is the absence of ______ in all particles.
Motion