Chemical Equations
Does it matter?
What is it made of?
Changes
Potpourri
100
A formula that show us the substances involved in a chemical reaction.
What is a chemical equation?
100
The amount of matter in an object.
What is mass?
100
Two or more different elements chemically bonded together.
What is a compound?
100
(of temperatures) approaching, at, or below the freezing point (below 32°F or 0°C)
What is freezing?
100
Arrange (a group of people or things) in classes or categories according to shared qualities or characteristics
What is to classify?
200
This occurs when the number of atoms involved in the reactant side is equal to the number of atoms on the product side.
What is a balanced chemical equation?
200
The force of gravity on an object
What is weight?
200
Matter that is always made up of one or more atoms in the same combinations.
What is a substance?
200
The action of bringing a liquid to the temperature at which it bubbles and turns to vapor
What is boiling?
200
A type of mixture in which the individual substances are not evenly mixed.
What is a heterogeneous mixture?
300
A number that we place in front of a chemical formula.
What is a coefficient?
300
A characteristic of a substance that does not involve a chemical change such density, color or hardness.
What is a physical property?
300
The building block of matter.
What is an atom?
300
The change of state of state liquid to gas that usually happens at the surface of a liquid over a wide range of temperature.
What is evaporation?
300
a table of the chemical elements arranged in order of atomic number
What is a periodic table?
400
Its the result when two elements react.
What is the product?
400
A change that occurs when one or more substances change entirely new substances with different properties.
What is a chemical change?
400
Is a pure substance.
What is an element?
400
The changing of state from a solid to a liquid
What is melting
400
The Statue of Liberty is an example of this chemical recation
What is oxidation?
500
Balance the following chemical equation
What is 2NaCl?
500
When a chemical reaction occurs, the mass of the products should be equal to the mass of the reactants.
What is the Law of Conservation of Mass?
500
Mixtures such as apple juice, air, or salt water that are evenly mixed.
What is a homogeneous mixture?
500
Water that collects as droplets on a cold surface when humid air is in contact with it
What is condensation?
500
On the periodic table, this element is is Cl, also known as this
What is chlorine?