Vocabulary
Density
Pure/Impure
Counting Atoms
Physi/Chem Changes
100
The amount of matter in an object
What is mass
100
The formula for density
What is m/V
100
Sugar
What is pure compound
100
total atoms C6H12O6
What is 24 atoms
100
Milk sours and smells bad
What is chemical change
200
The amount of 3 dimensional space occupied by an object
What is volume
200
The density of an object with a mass of 20 g and a volume of 10 mL
What is 2 g/mL
200
Air
What is an impure mixture
200
The total number of atoms in (NH4)3PO4
What is 20 atoms
200
Grinding wheat into flour
What is physical change
300
The amount of mass per unit of volume of an object
What is density
300
The volume of a rectangular prism with length 10 cm, width 5 cm and height 2 cm
What is 100 cm^3
300
Sodium Chloride
What is pure compound
300
The number of molecules in 6 H3PO4
What is 6 molecules
300
Na + Cl goe to NaCl
What is chemical change
400
The smallest particle that exhibits the same physical and chemical characteristics.
What is an atom
400
The density of an object with a mass of 20 g and measures 10 cm long, 4 cm wide and 5 cm high
What is 0.1 g/cm^3
400
solid NaHCO3 dissolved in liquid 3 H2O2
What is an impure solution
400
The number of Hydrogen atoms in 3 NH4OH
What is 15 Hydrogen atoms
400
Temperature of a mixture rises without an outside energy source
What is a chemcal change
500
Consists of two or more different types of atoms with a chemical bond
What is a compound
500
The density of an object that causes the volume in a graduated cylinder to change from 20 mL to 40 mL and a mass 1 Kg
What is 50 g/mL
500
HCl 2HCl 3 HCl
What is a pure compound
500
The number of CH3COO molecules that can be made with 25 Carbon atoms
What is 12 CH3COO molecules
500
Making a milkshake
What is physical change
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