deff a deff
A pure substance that cannot be broken down into a simpler substance and contains only one type of atom
What is an Element
The total number of atoms in CaCO3
What is 5
Zn+HCl-->ZnCl2+H2
What is Zn+2HCl-->ZnCl2+H2
Found on the left side of a chemical equation
What is a Reactant
The formula for the binomial compound Barium Chloride
What is BaCl2
The physical property of a liquid to resist flowing
What is Viscosity
The total number of atoms for 5H2O
What is 15
H2+O2-->H2O
What is 2H2+O2-->2H2O
Adding energy to the right side of the equation
What is Exothermic Reaction
The formula for this binary compound is Ca2C
What is Calcium Carbide
An observation using the 5 senses
What is the total number of atoms in Fe2(CO3)3
What is 14
Mg+O2-->MgO
What is 2Mg+O2-->2MgO
Where is energy stored in an equation
What is chemical bond
The molecular compound N2O5
What is Dinitrogen Pentoxide
The natural (passive) movement within gasses and liquids that spread out particles from an area of higher concentration to an area of lower concentration
What is diffusion
What is the total number of atoms in NaC2H3O2
What is 8
C+H2+O2-->C2H6O
What is 4C+2H2=O2-->2C2H6O
Found on the right side of an equation
What is Products
The molecular compound Sulfur Hexachloride
What is SCl2
The study of non living things
What is Physical Science
How many atoms in Al2(Cr2O7)3
What is 29
CH4+O2-->CO2+H2O
What is CH4+2O2-->CO2+2H2O
When heat is added to the left side of the equation
What is Endothermic Reaction
The molecular compound N2O4
What is Dinitrogen tetroxide