Chemical Reactions
Exothermic and Endothermic
1. What are the 2 types of chemical reactions?
This tells you the arrangement and amount of atoms in one molecule
1. What is a chemical formula?
The stuff made from a reaction
1. What is the products?
The meaning of the Law of Conservation of Mass
1. What is matter can never be created or destroyed, only changed?
The model molecule in the room
1. What is caffeine?
This reaction releases energy and feels hot
2. What is an exothermic reaction?
This tells you how different substances combine or break apart to form new substances
2. What is a chemical equation?
The arrow
2. What is yields?
For a chemical equation to be balance it must have this
2. What is the same number of atoms on both sides?
The first trick Daxo has learned
2. What is “up” ? What is “stand up”?
This reaction absorbs energy and feels cold
3. What is an endothermic reaction?
The specific number of atoms of an element in a formula
3. What is a subscript?
The reason equations must be balanced
3. What is the law of conservation of mass?
3. What is subscripts?
USC
3. What is where Scaife went to school?
2 or more substances combine to for one thing
4. What is a synthesis reaction?
Tells you the number of molecules
4. What is a coefficient?
The balanced form of S2 + Ar2 → S2Ar
4. What is 2S2 + Ar2 → 2S2Ar?
Can be changed in a chemical equation
4. What is coefficients?
Pressed if you get 100%
4. What is the easy button?
2 elements switch places in a reaction
5. What is a double replacement reaction?
The amount of Oxygen atoms in this molecule: 3Na(O2H)2
5. What is 12?
CO2 + H2O → C6H12O6 + H2O
The name AND the balanced form of this equation
5. What is photosynthesis and what is
6CO2 + 6H2O → C6H12O6 + 6H2O ?
5. What is the molecule?
The last villain Scienceman fought!
5. What is the Alkalinosaurus of DOOM!?