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Balance the following equations, and name each reactant and product: Fe2O3(s) + Mg(s) ’!"#$%&⎯⎯) MgO(s) + Fe(s) AlCl3(s) + NaOH(aq) !’"#$%&⎯⎯) Al(OH)3(s) + NaCl(aq) NaNO3(s) + H2SO4(aq) !’"#$%&⎯⎯) Na2SO4(s) + HNO3(aq) NiCO3(s) + HNO3(aq) ’!"#$%&⎯⎯) Ni(NO3)2(aq) + CO2(g) + H2O(ℓ)

Balance the following equations, and name each reactant and product: Fe2O3(s) + Mg(s) ’!"#$%&⎯⎯) MgO(s) + Fe(s) AlCl3(s) + NaOH(aq) !’"#$%&⎯⎯) Al(OH)3(s) + NaCl(aq) NaNO3(s) + H2SO4(aq) !’"#$%&⎯⎯) Na2SO4(s) + HNO3(aq) NiCO3(s) + HNO3(aq) ’!"#$%&⎯⎯) Ni(NO3)2(aq) + CO2(g) + H2O(ℓ)

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter3: Chemical Reactions
Section: Chapter Questions
Problem 46PS: Balance each of the following equations, and then write the net ionic equation. Show states for all...
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  1. Balance the following equations, and name each reactant and product:
    • Fe2O3(s) + Mg(s) ’!"#$%&⎯⎯) MgO(s) + Fe(s)
    • AlCl3(s) + NaOH(aq) !’"#$%&⎯⎯) Al(OH)3(s) + NaCl(aq)
    • NaNO3(s) + H2SO4(aq) !’"#$%&⎯⎯) Na2SO4(s) + HNO3(aq)
    • NiCO3(s) + HNO3(aq) ’!"#$%&⎯⎯) Ni(NO3)2(aq) + CO2(g) + H2O(ℓ)

 

2.Balance the following equations, and name each reactant and product:

    • SF4(g) + H2O(ℓ) ’!"#$%&⎯⎯) SO2(g) + HF(ℓ)
    • NH3(aq) + O2(aq) !’"#$%&⎯⎯) NO(g) + H2O(ℓ)
    • BF3(g) + H2O(ℓ) ’!"#$%&⎯⎯) HF(aq) + H3BO3(aq)

 

3.In a reaction known as the thermite reaction, iron(III) oxide reacts with aluminum to give molten iron.

 

Fe2O3(s) + 2 Al(s) ’!"#$%&⎯⎯) 2 Fe(ℓ) + Al2O3(s)

 

What amount of Al, in moles, is needed for complete reaction with 3.0 mol of Fe2O3? What mass of Fe, in grams, can be produced?

 

4.What mass of HCl, in grams, is required to react with 0.750 g of Al(OH)3? What mass of water, in grams, is produced?

 

Al(OH)3(s) + 3 HCl(aq) n AlCl3(aq) + 3 H2O(ℓ)

 

5.Like many metals, aluminum reacts with a halogen to give a metal halide.

 

2 Al(s) + 3 Br2(ℓ) n Al2Br6(s)

 

What mass of Br2, in grams, is required for complete reaction with 2.56 g of Al? What mass of white, solid Al2Br6 is expected?

 

6.Methane, CH4, burns in oxygen.

 

  • What are the products of the reaction?
  • Write the balanced equation for the reaction.
  • What mass of O2, in grams, is required for complete combustion of 25.5 g of methane?
  • What is the total mass of products expected from the combustion of 25.5 g of methane?
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