Chemical Reactions
Balance the following chemical equations, and identify the type of reaction:
Sb (s) + Cl2 (g) --> SbCl3 (s)
2 Sb (s) + 3 Cl2 (g) --> 2 SbCl3 (s), combination
Calculate the mass percent composition:
C17H19NO3
71.55% C, 6.170% H, 4.909% N, 16.82% O
5 C + 2 SO2 --> CS2 + 4 CO
How many moles of CS2 are produced when 2.5 mol of C reacts?
0.50 mol of CS2
Determine the limiting reactant, and calculate the grams of product that would be produced of 20.0 g of each reactant is present initially:
2 Al + 3 O2 --> 2 AlCl3
Limiting reactant=Cl2 and 25.1 g of AlCl3 is produced
Balance the following chemical equations, and identify the type of reaction:
NI3 (s) --> N2 (g) + I2 (g)
2 NI3 (s) --> N2 (g) + 3 I2 (g), decomposition
Calculate the empirical formula:
7.00 g of C and 1.75 g of H
CH3
4 NH3 + 3 O2 --> 2 N2 + 6 H2O
How many grams of O2 are needed to react with 13.6 g of NH3?
19.2 g of O2
Determine the limiting reactant, and calculate the grams of product that would be produced of 20.0 g of each reactant is present initially:
4 NH3 + 5 O2 --> 4 NO + 6 H2O
product= H2O
LR: O2, 13.5 g of H2O is produced
Balance the following chemical equations, and identify the type of reaction:
H2SO4 + Fe --> H2 + Fe2(SO4)3
3 H2SO4 + 2 Fe --> 3 H2 + Fe2(SO4)3
single replacement
Calculate the empirical formula:
0.0175 g of H, 2.44 g of N, and 8.38 g O
HNO3
4 NH3 + 3 O2 --> 2 N2 + 6 H2O
How many grams of N2 can be produced when 6.50 g of O2 reacts
3.79 of N2
5 C + 2 SO2 --> CS2 + 4 CO
What is the percent yield of carbon disulfide if the reaction of 40.0 g of carbon produces 36.0 g of carbon disulfide?
71.0%
Balance the following chemical equations, and identify the type of reaction:
Al2(SO4)3 + NaOH --> Al(OH)3 + Na2SO4
Al2(SO4)3 + 6 NaOH -->2 Al(OH)3 + 3 Na2SO4
double replacement
Mevalonic acid contains 48.64% C, 8.16% H, and 43.20% O. If the experimental molar mass is 148 g, what is its molecular formula?
C6H12O4
4 NH3 + 3 O2 --> 2 N2 + 6 H2O
How many grams of H2O are formed from the reaction of 34.0 g of NH3?
54.0 g of H2O
5 C + 2 SO2 --> CS2 + 4 CO
What is the percent yield of carbon disulfide if the reaction of 32.0 g of sulfur dioxide produces 12.0 g of carbon disulfide?
63.2%