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Balancing Chemical Equations – Answer Key. Balance the equations below: N2 + 3 H2. NH3. 2 KClO3 2 KCl + 3 O2. 2 NaCl + 1 F2 2 NaF + 1 Cl2. 2 H2 + 1 O2 2 H2O. Pb(OH)2 + 2 HCl 2 H2O + 1 PbCl2.
Balance each of the following equations. Balancing Equations: Answers to Practice Problems. Balanced equations. (Coefficients equal to one (1) do not need to be shown in your answers). 2 Fe+ 3 Cl2 −−→ 2 FeCl3. 4 Fe+ 3 O2 −−→ 2 Fe2O3. 2 FeBr + 3 3 H2SO4 −−→ 1 Fe2(SO4) + 3. (d) 1 C4H6O3 + 1 H2O −−→ 2 C2H4O2. (e) 1 C2H4 + 3 O2 −−→ 2 CO2 + 2 H2O.
Balancing Equations: Answers to Practice Problems 1. Balanced equations. (Coefficients equal to one (1) do not need to be shown in your answers). (a) 2Fe+3Cl 2 −−→ 2FeCl 3 (b) 4Fe+3O 2 −−→ 2Fe 2O 3 (c) 2FeBr 3 +3H 2SO 4 −−→ 1Fe 2(SO 4) 3 +6HBr (d) 1C 4H 6O 3 +1H 2O−−→ 2C 2H 4O 2 (e) 1C 2H 4 +3O 2 −−→ 2CO 2 +2H 2O ...
Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products. The quantities are expressed as grams or moles. It takes practice to be able to write balanced equations. There are essentially three steps to the process: 1. Write the unbalanced equation.
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Oct 7, 2021 · This balancing chemical equations practice sheet has ten more unbalanced chemical equations to solve. Download a PDF of this worksheet here. A PDF of the answer key is also available here. If you’d just like to check your answers, click here to see the completed sheet.
Balancing Chemical Equations – Answer Key. Balance the equations below: 1 N2 + 3 H2 2 NH3. 2 KClO3 2 KCl + 3 O2. 2 NaCl + 1 F2 2 NaF + 1 Cl2.
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KEY. Directions: First, balance each of the chemical equations below. Then, classify each reaction as synthesis, decomposition, single-replacement, or double-replacement. To earn full credit, write the words out when classifying.
