Stoichiometry
What is 1 mole?
6.02 x 10^23 molecules (Avogadro's number)
What is the balanced form of Hydrogen (g) reacting with Oxygen (g)?
2H₂ + O₂ → 2H₂O
A reaction that releases water when an acid reacts with a base.
What is a neutralization reaction?
The reactant that runs out first in a chemical reaction.
What is the limiting reagent?
What is the loss of electrons?
Oxidation
What is the molar mass of CO2?
44.0g/mol
What is the balanced reaction of aluminum with chlorine?
2Al + 3Cl₂ → 2AlCl₃
The reaction type of Na₂CO₃ + 2HCl → 2NaCl + H₂O + CO₂.
What is an acid–carbonate reaction?
What is percent yield?
The efficiency of a reaction, expressed as (actual yield ÷ theoretical yield) × 100.
The oxidizing agent in Zn + Cu²⁺ → Zn²⁺ + Cu
Cu²⁺
How many grams are in 4.63 x 10^24 molecules of CCl4?
1180g of CCl4
What is the balanced decomposition of potassium chlorate?
2KClO₃ → 2KCl + 3O₂
The reaction type of AgNO₃ + NaCl → AgCl + NaNO₃.
What is a precipitation reaction?
In 2H₂ + O₂ → 2H₂O, 4 g of H₂ reacts with 32 g O₂. The limiting reagent is ___.
What is hydrogen?
The reducing agent in 2Mg + O₂ → 2MgO
magnesium
How many mols of NH3 are produced when 2 mols of N2 react with excess H2?
N₂ + 3H₂ → 2NH₃
4 mols of NH₃
What is the balanced reaction for the reduction of iron(III) oxide by carbon monoxide?
Fe₂O₃ + 3CO → 2Fe + 3CO₂
The reaction type of CH₄ + 2O₂ → CO₂ + 2H₂O.
What is a combustion reaction?
If 36 g of H₂O is the theoretical yield but only 30 g is produced, the percent yield is ____.
What is 83.3%?
In the reaction 2Fe³⁺ + Sn²⁺ → 2Fe²⁺ + Sn⁴⁺, what is being reduced?
Fe³⁺
How many molecules of N2O4 are in 76.3g of N2O4? (MM=92.92 g/mol)
4.99 x 10^23 N2O4 molecules
C4H10 + O2 --> CO2 + H2O
2C4H10 + 13O2 --> 8CO2 + 10H2O
The reaction type of 2KClO₃ → 2KCl + 3O₂.
What is a decomposition reaction?
10 g of Al reacts with excess O₂: 4Al + 3O₂ → 2Al₂O₃. The theoretical yield of Al₂O₃ is ____.
What is 18.9 g?
What are the oxidation numbers of sulfur in H₂SO₄, SO₂, and H₂S ?
What are +6, +4, and -2