Chemical Reactions
This type of reaction is the opposite of a decomposition reaction.
What is a synthesis reaction?
This Law is followed when balancing a chemical equation.
What is the Law of Conservation of Mass?
This Italian scientist has quite a large number named after him.
Who is Avogadro?
This is the unit for molar mass.
This is the mass of one mole of a substance.
What is molar mass?
These substances are used up in a chemical reaction to produce new substances.
What are reactants?
Balance the following equation:
__ H2O2 -> __ H2O + __ O2
2 H2O2 -> 2 H2O + O2
6.02 x 1023 molecules of H2O is equal to _____ mole of H2O.
What is 1 mole?
How many oxygen atoms is in the chemical formula below?
Mg3(PO4)2
What is 8?
The symbol (aq) stands for ______________.
What is "dissolved in water"?
This type of reaction involves 2 compounds reacting to form 2 new compounds
What is a double replacement reaction?
Balance the following equation:
8 Ag2S -> 16 Ag + S8
The molar mass of carbon dioxide is ________ g/mole.
What is 44 g/mole?
This is the mass of 4.5 moles of NH3.
What is 76.5 g?
The molar mass of dinitrogen pentoxide.
What is 108 g/mole?
What type of reaction is shown below?
What is a single replacement reaction?
Balance the following equation:
__ BaCl2 + __Na2SO4 -> __ BaSO4 + __ NaCl
BaCl2 + Na2SO4 -> BaSO4 + 2 NaCl
2 moles of NaOH has a mass of ___________ g.
What is 80 grams?
This is the number of molecules in 154 g of CO2.
What is 2.107 x 1024 molecules?
The number of atoms in 0.25 moles of Sulfur.
What is 1.51 x 1023 atoms?
Classify and balance the following chemical equation:
__ CH4 + __ O2 -> __ CO2 + __ H2O
Type of reaction: combustion
Balanced equation: CH4 + 2O2 -> CO2 + 2H2O
Balance the following equation:
__ C3H8 + __ O2 -> __ CO2 + __ H2O
C3H8 + 5 O2 -> 3 CO2 + 4 H2O
List the following in increasing order:
9.03 x 1023 atoms of Na23 grams of Na
2 moles of Na
23 grams of Na
9.03 x 1023 atoms of Na
2 moles of Na
This is the mass of 2.0769 x 1024 molecules of NaOH.
What is 138 grams?
This is the number of cats Ms. Danner currently has.
What is 3?