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?= Mass/Volume
What is the equation for density?
The law that states mass is not created nor destroyed
What is the law of conservation of mass?
How compact a substances atoms are
What is Density?
A row of elements on the periodic table
What is a period?
A part of the nucleus that is positively charged
What is a Proton?
The most basic unit of measurement for matter
What is the atom?
To uphold the law of conservation of mass which means mass can not be created nor destroyed
Why do we balance chemical equations?
Two or more elements that are chemically combined or an element that can't be broken down further more
What is a pure substance?
A column of elements on the periodic table
What is a Group/Family?
A part of the nucleus that is neutral/has no charge
What is a neutron?
The ability for a metal to conduct heat
A type of experiment that makes sure no sort of substance can escape from its testing place
What is a closed system experiment?
Adding or removing a significant amount of energy from a substance
What causes matter to change?
The letters that represent the latin name of an element
What is a symbol?
An negatively charged subatomic particle that orbits around the nucleus
What is an electron?
6.022×10^23
What is the equation for a Mole?
A law that is similar to the law of conservation of mass but concerns energy?
What is the law of conservation of energy?
One mixture is mixed thoroughly and you can't see parts, the other you can see and pick out parts of.
What is the difference between a Homogenous and Heterogenous mixture?
The number in the top left corner that represents the amount of electrons/protons
What is Atomic number?
This shell can have a max of 2 electrons in it
What is the inner shell?
CH4+O2 ------->CO2+H2O
What is an unbalanced equation?
The man who proposed the law of conservation of mass
Who is Antoine Lavoisier?
a pure substance consisting only of atoms that all have the same numbers of protons
What is an element?
Number below the symbol that represents the weight of the element
What is atomic mass?
The number of electrons on the outermost shell of an atom
What is a valence electron?