Chemical or Physical?
Density
Metric Conversions
Atoms
Chemical Reactions
100
Iron nail rusting
What is a chemical change?
100
The formula for density
What is mass over volume?
100
The number of milliseconds in 13 das.
What is 130000 ms?
100
The atomic number of Chromium.
What is 24?
100
If 45 grams of hydrogen react fully with 145 grams of oxygen, the number of grams of water that will form.
What is 190 grams?
200
Blue gray color
What is a physical property?
200
The density of an object with a mass of 0.23 grams and a volume of 12 mL.
What is 0.019 g/mL?
200
The number of kilometers in 0.0023 dm.
What is 0.00000023 km?
200
The number of protons silver has.
What is 47?
200
Matter cannot be created nor destroyed.
What is the Law of Conservation of Mass?
300
Mass of 56.7 grams
What is a physical property?
300
An object with a density of 0.36 g/mL does this in water.
What is floats?
300
The number of liters in 123 daL.
What is 1230 L?
300
The charge of this atom: 15 protons, 18 neutrons, 12 electrons.
What is positive?
300
Another word for solid formation.
What is a precipitate?
400
Breaks into pieces.
What is a physical change?
400
An object with a density of 1.23 g/mL and a mass of 85 grams has this volume.
What is 69 mL?
400
The number of cm3 in 1.523 L?
What is 1523 cm3
400
The mass of this atom: 23 protons, 40 neutrons, and 22 electrons.
What is 63 amu?
400
A reaction that absorbs heat, and thus feels cold to the touch.
What is an endothermic reaction?
500
Has a pH of 12
What is a chemical property?
500
An object that displaces water from 12.3 mL to 15.8 mL and a density of 8.6 g/cm3 has this mass.
What is 30. grams?
500
The amount of liters an object with a density of 5.20 g/cm3 and a mass of 56.4 grams contains.
What is 0.0108 L
500
The number of valence electrons in Gallium.
What is 3?
500
Has a pH of 4 and turns litmus red.
What is an acid?
M
e
n
u