Law of Conservation of Mass/Chemical Equations
Physical & Chemical Changes
Density
Physical & Chemical Properties
Elements, Compounds, &
Mixtures
Mixtures
100
The name of the arrow in a chemical equation.
What is yield?
100
Tearing a paper in half
What is a physical change?
100
An object that is less dense than water will...
What is float?
100
Iron is sliver is an example of
What is a physical property of iron?
100
Anything that has mass and takes up space.
What is Matter?
200
Number of molecules in the chemical formula 6C6H12O6
What is 6?
200
Two chemicals are mixed making a chemical change occur. Small particles form in the beaker.
What is a formation of a precipitate?
200
Formula for density
What is Mass divided by Volume?
200
Density, color, hardness, melting point, boiling point, condutivity.
What are physical properties?
200
Together they form the nucleus of an atom.
What are protons and neutrons?
300
Located on the right side of a chemical equation. (The ending outcome)
What are products?
300
Popping a balloon.
What is a physical change?
300
Peter has 25 g of iron and places it in a bucket of a substance that has a density of 6 g/mL. Find the volume of the iron.
What is 4.16 mL
300
Ability to rust, toxicity, flammability, reactivity, acidity
What are chemical properties?
300
What is a mixture?
400
Chemical E has a mass of 43.6 g and chemical M has a mass of 30.4 g. They are mixed together. What is the mass of the new substance?
What is 74 g?
400
The chemical change that will occur on a bike that is left outside in the rain.
What is rusting?
400
Substance A has a volume of 2.43 mL and Substance B is placed inside and weighs 6 g. Find the density of the substance.
What is 2.46 g/mL?
400
Being able or not able to change into another type of matter.
What is chemical property?
400
Composed of 2 or more elements that are chemically combined.
What are compounds?
500
P4O10 + H2O --> H3PO4
Determine if the chemical equation is balanced or unbalanced.
What is unbalanced?
500
Baking soda mixing with vinegar and creating a gas
What is a chemical change?
500
Substance A has a volume of 1.25 cm3 and is placed in Substance B which has a density of 3.2 g/mL. What is the mass of the object?
What is 4?
500
Can be observed without the substance changing.
What is physical property?
500
Elements and compounds.
What are pure substances?