Concept explainers
(a)
Interpretation:
The chemical equation,
Concept introduction:
A
Answer to Problem 20E
The balanced equation is
Explanation of Solution
The unbalanced equation is expressed below.
To write a balanced equation, it is necessary to count the number of atoms on each side. In the above equation, there are three tin atoms and two phosphorous atoms in the right side of reaction. Therefore, it is necessary to have three tin atoms and two phosphorous atoms on the left side of the reaction.
Therefore, the balanced equation is shown below.
The balanced equation is
(b)
Interpretation:
The chemical equation,
Concept introduction:
A chemical reaction is a process in which rearrangement of atoms or ions takes place between two or more reacting species. A chemical equation is said to be balanced equation if the number of atoms of each elements on each side is same and all the reactants and products are written with their stoichiometric coefficient and physical states.
Answer to Problem 20E
The balanced chemical equation is
Explanation of Solution
The unbalanced equation is expressed below.
To write a balanced equation, it is necessary to count the number of atoms on each side. arrow. In the above equation, there are two iron atoms, three carbon atoms and nine oxygen atoms on the left side and there are two iron atoms, one carbon atom and five oxygen atoms on the right side. To balance the above chemical reaction, multiply the whole
The balanced chemical equation is
(c)
Interpretation:
The chemical equation,
Concept introduction:
A chemical reaction is a process in which rearrangement of atoms or ions takes place between two or more reacting species. A chemical equation is said to be balanced equation if the number of atoms of each elements on each side is same and all the reactants and products are written with their stoichiometric coefficient and physical states.
Answer to Problem 20E
The balanced chemical equation is given below.
Explanation of Solution
The unbalanced equation is expressed below.
To write a balanced equation, it is necessary to count the number of atoms on each side. In the above equation, iron and cadmium are balanced but nitrogen and oxygen are not balanced. To balance the above chemical reaction, multiply
The balanced chemical equation is given below.
(d)
Interpretation:
The chemical equation,
Concept introduction:
A chemical reaction is a process in which rearrangement of atoms or ions takes place between two or more reacting species. A chemical equation is said to be balanced equation if the number of atoms of each elements on each side is same and all the reactants and products are written with their stoichiometric coefficient and physical states.
Answer to Problem 20E
The balanced chemical reaction is shown below.
Explanation of Solution
The unbalanced equation is expressed below.
To write a balanced equation, it is necessary to count the number of atoms on each side. In the above equation, cobalt and sulfur are balanced but nitrogen, hydrogen and oxygen are not balanced. To balance the above chemical reaction, multiply
The balanced chemical reaction is shown below.
(e)
Interpretation:
The chemical equation,
Concept introduction:
A chemical reaction is a process in which rearrangement of atoms or ions takes place between two or more reacting species. A chemical equation is said to be balanced equation if the number of atoms of each elements on each side is same and all the reactants and products are written with their stoichiometric coefficient and physical states.
Answer to Problem 20E
The balanced chemical reaction is shown below.
Explanation of Solution
The unbalanced equation is expressed below.
To write a balanced equation, it is necessary to count the number of atoms on each side. In the above equation, barium is balanced but chlorine, hydrogen and oxygen are not balanced. To balance the above chemical reaction, multiply both
The balanced chemical reaction is shown below.
Want to see more full solutions like this?
Chapter 7 Solutions
INTRODUCTORY CHEMISTRY W/ACCESS
- 3.14 A number of compounds are used in cement, and reactions among them occur when water is added. In one, CaO reacts with Al2O3 and water to form Ca3Al2(OH)12. Write a bal- anced chemical equation for this process.arrow_forwardSilicon is produced for the chemical and electronics industries by the following reactions. Give the balanced equation for each reaction. a. SiO2(s)+C(s)arefurnaceElectricSi(s)+CO(g) b. Liquid silicon tetrachloride is reacted with very pure solid magnesium, producing solid silicon and solid magnesium chloride. c. Na2SiF6(s) + Na(s) Si(s) + NaF(s)arrow_forward3.92 Many chemical reactions take place in the catalytic con- verter of a car. In one of these reactions, nitric oxide (NO) reacts with ammonia (NH3) to give nitrogen (N2) and water. Write a balanced equation for this reaction.arrow_forward
- Iron oxide ores, commonly a mixture of FeO and Fe2O3, are given the general formula Fe3O4. They yield elemental iron when heated to a very high temperature with either carbon monoxide or elemental hydrogen. Balance the following equations for these processes: Fe3O4(s)+H2(g)Fe(s)+H2O(g)Fe3O4(s)+CO(g)Fe(s)+CO2(g)arrow_forwardThe balanced equation for the reduction of iron ore to the metal using CO is Fe2O3(s) + 3 CO(g) 2 Fe(s) + 3 CO2(g) (a) What is the maximum mass of iron, in grams, that can be obtained from 454 g (1.00 lb) of iron(III) oxide? (b) What mass of CO is required to react with 454 g cot Fe2O3?arrow_forwardBalance each of the following equations, and then write the net ionic equation. Show states for all reactants and products (s, . g, aq). (a) the reaction of sodium hydroxide and iron(II) chloride to give iron(II) hydroxide and sodium chloride (b) the reaction of barium chloride with sodium carbonate to give barium carbonate and sodium chloride (c) the reaction of ammonia with phosphoric acidarrow_forward
- Nitric acid is produced commercially by the Ostwald process, represented by the following equations: 4NH3(g)+5O24NO(g)+6H2O(g)2NO(g)+O2(g)2NO2(g)3NO2(g)+H2O(l)2HNO3(aq)+NO(g) What mass of NH3 must be used to produce 1.0 106 kg HNO3 by the Ostwald process? Assume 100% yield in each reaction, and assume that the NO produced in the third step is not recycled.arrow_forwardBalance the following equations: (a) PCl5(s)+H2O(l)POCl3(l)+HCl(aq) (b) Cu(s)+HNO3(aq)Cu( NO3)2(aq)+H2O(l)+NO(g) (c) H2(g)+I2(s)HI(s) (d) Fe(s)+O2(g)Fe2O3(s) (e) Na(s)+H2O(l)NaOH(aq)+H2(g) (f) ( NH4)2Cr2O7(s)Cr2O3(s)+N2(g)+H2O(g) (g) P4(s)+Cl2(g)PCl3(l) (h) PtCl4(s)Pt(s)+Cl2(g)arrow_forward4.19 How many metric tons of carbon are required to react with 7.83 metric tons of Fe2O3 according to the following reaction? 2Fe2O3+3C3CO2+4Fe How many metric tons of iron are produced?arrow_forward
- 3.88 One Step in the enrichment of uranium for use in nuclear power plants involves the reaction of UO2 with hydro- fluoric acid (HF) solution. The products are solid UF4 and water. Write a balanced chemical equation for this reaction.arrow_forwardDisulfur dichloride, S2Cl2, is used to vulcanize rubber. It can be made by treating molten sulfur with gaseous chlorine. S8() + 4 Cl2(g) 4 S2Cl2(g) Complete this table of reaction quantities for the production of 103.5 g S2Cl2.arrow_forwardOne of the ways to remove nitrogen monoxide gas, a serious source of air pollution, from smokestack emissions is by reaction with ammonia gas, NH3. The products of the reaction, N2 and H2O, are not toxic. Write the balanced equation for this reaction. Assign an oxidation number to each element in the reactants and products, and indicate which element is oxidized and which is reduced.arrow_forward
- Chemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStaxChemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
- Chemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage LearningChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning