Types of Reactions
a + b -> ab
Synthesis
______Na +______Cl2 → ______NaCl
2, 1, 2
If 15 L of N₂ reacts, what volume of NH₃ is produced at STP?
N₂ + 3H₂ → 2NH₃
30 L NH3
What is a limiting reagent?
The chemical completely consumed, that determines the potential yield of a reaction
ab -> a + b
Decomposition
______ Al + ______Fe3N2 → ______AlN + ______Fe
2, 1, 2, 3
How many grams of H₂O are produced from 44.8 L of H₂ gas at STP?
2H₂ + O₂ → 2H₂O
36.03 g H2
What is a non-chemistry example of a limiting reagent?
S'mores
CH4 +2 O2 🡪 CO2 +2 H2O
How many moles of oxygen are needed to complete the following combustion reaction?
2 Moles
______NaClO3 → ______NaCl + ______O2
2, 2, 3
If you start with 1.20 × 10²⁴ atoms of Mg, what mass of MgO is produced?
2Mg + O₂ → 2MgO
80.314 g MgO
If the theoretical yield for a reaction is 23 g of product, and 19 grams of product are produced, what is the percent yield?
82.609%
ab + cd -> ac + bd
double replacement
______C6H12O6 + ______O2 → ______H2O + ______CO2
1, 6, 6, 6
If you have 3.01 × 10²² particles of Cu, how many particles of Ag are produced?
Cu + 2AgNO₃ → Cu(NO₃)₂ + 2Ag
6.02 x 10^22 particles Ag
How many grams of IF5 would be produced using 44.01 grams of I2O5 and 101.0 grams of BrF3?
6I2O5 + 20BrF3 ---> 12IF5 + 15O2 + 10Br2
58.631 g IF5
fuel + O2 -> CO2 + H2O
combustion
______ (NH4)3PO4 + ______Pb(NO3)4 → ______Pb3(PO4)4 + ______NH4NO3
4, 3, 1, 12
How many grams of AgCl are precipitated from 10 g of AgNO₃?
AgNO₃ + NaCl → AgCl + NaNO₃
8.437 g AgCl
950.0 grams of copper(II) sulfate are reacted with 460.0 grams of zinc metal. ) If 295.8 grams of copper are actually obtained from this reaction, what is the percent yield? Formula : % yield= actualtheoreticalx 100
CuSO4 + Zn ---> ZnSO4 + Cu
77.908%