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Chemically Unbalanced
Reaction Action
Balancing Act
Equations
I'm Decomposed
100
Atoms are not _______________ or ________________ during a chemical reaction.
What are created or destroyed?
100
You cannot __________ or ______________ subscripts!
What is add or substract?
100
To balance the chemical equation, you must add _____________________ in front of the chemical formulas.
What are coefficients?
100
A _________________ ______________________ is the process of one or more substances converting to form new substances with different properties.
What is chemical reaction?
100
In chemical reactions, there are __________ classes of substances - ________________ and ________________.
What are 2, reactants and products?
200
A reaction that involves atoms in two different compounds trading places with each other.
What is double replacement/double displacement?
200
The _________________________________ states that mass cannot be created or destroyed in a chemical reaction.
What is The Law of Conservation of Mass?
200
________________ _____________ refers to the amount of the material that comes in contact with other reactants.
What is Surface area?
200
A ________________ is a substance that increases the reaction rate but is not changed by the reaction.
What is a catalyst?
200
____________________ is the amount of a substance in a given unit of volume.
What is Concentration?
300
Chemical reactions involve _________________ being given off or being absorbed.
What is energy?
300
A ____________ ________________ is an expression using chemical symbols to represent a chemical reaction.
What is chemical equation?
300
This reaction involves a carbon compound and oxygen. What is the type of reaction and what are the products?
What are combustion and CO2 and H2O?
300
An _____________ reaction release energy, and an __________________ reaction absorbs energy.
What are exothermic and endothermic?
300
A _____________ reaction occurs when tow or more simple substances combine to form a more complex substance.
What is synthesis?
400
4 things that change the rate of a reaction
What are catalyst, temperature, concentration, and surface area?
400
Using the crisscross method write the formula for this: Mg +2, O -2
What is MgO?
400
Identify the following parts in parentheses of this chemical equation. CaCO3 (s) + 2HCl (aq)
What are (s) = solid and (aq) = aqueous?
400
Aqueous means __________________________.
What is "a solid dissolved into water"?
400
One element replaces another in a compound
What is single displacement/replacement?
500
Balance the equation and identify the type of reaction. CuCl2 + H2S yields CuS + HCl
What is CuCl2 + H2S yields CuS + 2HCl Double Replacement
500
Identify the type of reaction. AB + CD yields AD + CB
What is double displacement/replacement?
500
Balance the equation and identify the type of reaction. 2KClO3 yields 2KCl + 3O2
What is balanced already and decomposition?
500
Balance the equation and identify the type of reaction. CH3COOH + O2 yields CO2 + H2O
What is CH3COOH + O2 yields CO2 + 2H2O combustion
500
Balance the equation and identify the type of reaction. Zn + Au(NO2)2 yields Zn(NO2)2 + Au
What is balanced already and single displacement/replacement?