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Balancing Chemical Equations Solutions Library

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306 solutions

Balancing Chemical Equations

Q. Consider this aqueous reaction.HNO3(aq)+Ba(OH)2(aq) →What is the formula for the salt that forms?

Solved • Mar 20, 2020

Balancing Chemical Equations

Q. Insert the missing coefficients in the following partially balanced chemical equations.S + 6 HNO3 → H2SO4 + 6 NO2 + 2H2OCu + 4HNO3 → Cu(NO3)2 + 2NO...

Solved • Mar 18, 2020

Balancing Chemical Equations

Q. 1 mole of glucose (C6H12O6) is produced from 6 moles of carbon dioxide (CO2). There are 12 moles of oxygen atoms in 6 moles of carbon dioxide. How ...

Solved • Mar 18, 2020

Balancing Chemical Equations

Q. Write the balanced chemical equation for the reaction shown here. Do not subscript the arrow.

Solved • Mar 17, 2020

Balancing Chemical Equations

Q. Balance the following equations by inserting coefficients as needed.ZnO + CO → Zn + CO2 SO2 + O2 → SO3 

Solved • Mar 17, 2020

Balancing Chemical Equations

Q. Balance the following equation by inserting coefficients as needed.Li3N + H2O → LiOH + NH3 

Solved • Mar 17, 2020

Balancing Chemical Equations

Q. Using structures, write the balanced chemical reaction between potassium hydroxide and methanol to form water and potassium methoxide.

Solved • Mar 17, 2020

Balancing Chemical Equations

Q. Hydrochloric acid, HCl, is a molecular compound that is a strong electrolyte. Write the chemical reaction of HCl with water.

Solved • Mar 17, 2020

Balancing Chemical Equations

Q. From everyday experience, you are probably aware that table sugar (sucrose), C12H22O11, is soluble in water. When sucrose dissolves in water, it do...

Solved • Mar 17, 2020

Balancing Chemical Equations

Q. Ammonia, NH3, is a weak electrolyte. It forms ions in solution by reacting with water molecules to form the ammonium ion and hydroxide ion. Write t...

Solved • Mar 17, 2020

Balancing Chemical Equations

Q. Balance the following combustion equation.___C6H12O2(l) + ___O2(g) → ___CO2(g )+ ___H2O(g)What is the stoichiometric coefficient for oxygen?A) 8B) ...

Solved • Oct 25, 2019

Balancing Chemical Equations

Q. What is the stoichiometric coefficient for manganese dioxide when the chemical equation is balanced using the smallest, whole-number stoichiometric...

Solved • Oct 3, 2019

Balancing Chemical Equations

Q. What is the stoichiometric coefficient for Al2O3 when the following equation is balanced using the smallest, whole-number coefficients?Fe2O3(s) + A...

Solved • Oct 1, 2019

Balancing Chemical Equations

Q. Consider 5.83g of Mg(OH)2 (s) reacted with 500.ml of 0.100M H 3PO4 .a) Balance the equation for complete neutralization.b) Calculate how many grams...

Solved • Sep 24, 2019

Balancing Chemical Equations

Q. When the following equation is balanced, the coefficients are __________._____C8H18 (g) + _____O2 (g) → _____CO2 (g) + _____H2O (g)A. 2, 3, 4, 4B. ...

Solved • Sep 13, 2019

Balancing Chemical Equations

Q. Balance the following chemical equation:__Cr2O3 + __Mg → __Cr + __MgO

Solved • Aug 25, 2019

Balancing Chemical Equations

Q. Balancing chemical equationsAl + O2 → Al2O3

Solved • Aug 25, 2019

Balancing Chemical Equations

Q. Balance the following reaction:C2H4 + O2 → CO2 + H2O

Solved • Aug 25, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Heating solid potassium chlorate in the presence of manganese dioxi...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Heating solid nickel chloride dihydrate yields solid nickel chlorid...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Sodium metal reacts with water to give sodium hydroxide solution an...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Sulfur dioxide gas reacts with oxygen on a platinum catalyst surfac...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Acetic acid and lithium hydroxide solution produce water and aqueou...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Aluminum metal and sulfuric acid yield aqueous aluminum sulfate and...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Mercury(II) nitrate solution reacts with potassium iodide solution ...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Mixing ammonium nitrate and sodium hydroxide solutions gives aqueou...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Balance the following equation and indicate the type of reaction taking place:___ H2SO4 + ___ NH4OH → ___ H2O + ___ (NH4)2SO4Type of reaction: ____...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. Balance the following equation and indicate the type of reaction taking place:___ H2O + ___ SO3 → ___ H2SO4Type of reaction: ____________________

Solved • Aug 15, 2019

Balancing Chemical Equations

Q.  Balance the following equation and indicate the type of reaction taking place:___ NH3 + ___ I2 → ___ N2I6 + ___ H2Type of reaction: ______________...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q.  Balance the following equation and indicate the type of reaction taking place:___ PbSO4 → ___ PbSO3 + ___ O2Type of reaction: ____________________

Solved • Aug 15, 2019

Balancing Chemical Equations

Q.  Balance the following equation and indicate the type of reaction taking place:___ C2H4 + ___ O2 → ___ CO2 + ___ H2OType of reaction: _____________...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q.  Balance the following equation and indicate the type of reaction taking place:___ Mg + ___ Fe2O3 → ___ Fe + ___ MgOType of reaction: _____________...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q.  Balance the following equation and indicate the type of reaction taking place:___ Ca(OH)2 + ___ Al2(SO4)3 → ___ CaSO4 + ___ Al(OH)3Type of reactio...

Solved • Aug 15, 2019

Balancing Chemical Equations

Q. What is the chemical equation for diphosphorus trioxide + water → phosphorous acid?

Solved • Aug 8, 2019

Balancing Chemical Equations

Q. What is the balanced equation of C6H6 + O2 = CO2 + H2O?

Solved • Aug 8, 2019

Balancing Chemical Equations

Q. Write an equation for the reaction between zinc metal and hydrochloric acid (aqueous) producing zinc chloride (aqueous) and hydrogen gas?

Solved • Aug 8, 2019

Balancing Chemical Equations

Q. How would you balance Na(s) + Cl 2 → NaCl(s)?

Solved • Aug 8, 2019

Balancing Chemical Equations

Q. How would you balance the equation for the combustion of octane: C 8H18(l) + O2(g) → CO2(g) + H2O(l)?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How do you write a balanced equation for the combination of magnesium and oxygen to form magnesium oxide, MgO?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How would you balance the following equation: Mg + O2 → MgO?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. What is the equation for this reaction: Sodium bicarbonate and sulfuric acid react to form sodium sulfate, water, and carbon dioxide?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. What is the balanced equation of SO 2 + O 2 → SO3?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How would you balance the following equation: Fe + O 2 → Fe2O3?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How do you balance H3PO4 + Mg(OH) → Mg 3(PO4)2 + H2O?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How do you balance Mg + HCl → MgCl 2 + H2?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. What is the chemical equation for potassium oxide + water → potassium hydroxide?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How would you balance Na 2CO3(s) + HCl(aq) = NaCl(aq) + H 2O(l) + CO2(g)?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. What is the chemical equation to show the combustion reaction of ethanol?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. Write the balanced equation for the combustion of propane?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How do you write the reaction of lead(II) nitrate (aq) with sodium iodide (aq) to form lead (II) iodide precipitate and sodium nitrate solution?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How would you balance the following equation: aluminum + oxygen gas → aluminum oxide?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How do you balance CH3OH + O2 → CO2 + H2O?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. What is the balanced chemical equation for: Liquid methanol (CH 3OH) combusted in oxygen gas to yield carbon dioxide gas and liquid water?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How would you balance H2 + O2 = H2O?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. How would you balance the following equation: CH 4 + O2 → CO2 + H2O?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. Lead (II) nitrate reacts with potassium iodide to form lead (II) iodide and potassium nitrate. Write the balanced equation for this.

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. What is the chemical equation for the combustion of butane?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. What is the balanced equation for the reaction between acetic acid and NaOH?

Solved • Aug 7, 2019

Balancing Chemical Equations

Q. Balance the following equation and indicate the type of reaction taking place:___ NaBr + ___ H3PO4 → ___ Na3PO4 + ___ HBrType of reaction: ________...

Solved • Aug 6, 2019

Balancing Chemical Equations

Q. Write a balanced chemical equation for the following and classify the reaction. Copper metal heated with oxygen gives solid copper(II) oxide. 

Solved • Aug 6, 2019

Balancing Chemical Equations

Q. What coefficients must be placed in the following blanks so that all atoms are accounted for in the products? C6H12O6 → _____ C2H6O + _____ CO2 (A)...

Solved • Aug 6, 2019

Balancing Chemical Equations

Q. From everyday experience you are probably aware that table sugar (sucrose), C12H22O11, is soluble in water. When sucrose dissolves in water, it doe...

Solved • Aug 5, 2019

Balancing Chemical Equations

Q. Ammonia, NH3, is a weak electrolyte. It forms ions in solution by reacting with water molecules to form the ammonium ion and hydroxide ion. Write t...

Solved • Aug 5, 2019

Balancing Chemical Equations

Q. How to balance this equation____C2H6(g) + ____O2(g) → ____CO2(g) + ____H2O(g)

Solved • Aug 5, 2019

Balancing Chemical Equations

Q. Write the balanced equation for the ionization of the weak base pyridine, C 5H5N, in water, H2O. Phases, such as (aq) or (l), are optional.

Solved • Jul 10, 2019

Balancing Chemical Equations

Q. Insert the missing coefficients in the following partially balanced chemical equations.

Solved • Jul 10, 2019

Balancing Chemical Equations

Q. Sulfur tetrafluoride (SF4) reacts slowly with O2 to form sulfur tetrafluoride monoxide (OSF4) according to the following unbalanced reaction: SF4(g...

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Formic acid has the chemical formula HCOOH. It is a colorless liquid that has a density of 1.220 g/mL.Formic acid can react with NaOH in aqueous so...

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. A major challenge in implementing the “hydrogen economy” is finding a safe, lightweight, and compact way of storing hydrogen for use as a fuel. The...

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. When magnesium metal is burned in air, two products are produced. One is magnesium oxide, MgO. The other is the product of the reaction of Mg with ...

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Potassium superoxide, KO2, is often used in oxygen masks (such as those used by firefighters) because KO2 reacts with CO2 to release molecular oxyg...

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Write balanced equations for the following reactions:sulfur trioxide with water

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Palmitic acid (C16H32O2) is a dietary fat found in beef and butter. The caloric content of palmitic acid is typical of fats in general. Write a bal...

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Write a balanced equation for the complete combustion of table sugar (sucrose, C12H22O11). Use H2O(l) in the balanced chemical equation because the...

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Enter a balanced chemical equation for the combustion of gaseous methanol.

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Write a balanced chemical equation for the reaction of solid potassium with liquid water.

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Write a balanced equation for the reaction of hydrogen gas with bromine gas.

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Write a balanced chemical equation for the reaction of solid strontium with iodine gas.

Solved • Nov 12, 2018

Balancing Chemical Equations

Q. Natural gas is very abundant in many Middle Eastern oil fields. However, the costs of shipping the gas to markets in other parts of the world are h...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Nitrogen (N2) and hydrogen (H2) react to form ammonia (NH3). Consider the mixture of N2 and H2 shown in the accompanying diagram. The blue spheres ...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Nitrogen (N2) and hydrogen (H2) react to form ammonia (NH3). Consider the mixture of N2 and H2 shown in the accompanying diagram. The blue spheres ...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. (a) When the metallic element sodium combines with the nonmetallic element bromine, Br2(l), what is the chemical formula of the product?In the bala...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Write a balanced chemical equation for the reaction that occurs when propanol, C3H7OH(l) , burns in air.        

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Write a balanced chemical equation for the reaction that occurs when the gasoline additive methyl tert-butyl ether, C5H12O(l), burns in air.        

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. When a compound containing C, H, and O is completely combusted in air, what reactant besides the hydrocarbon is involved in the reaction?

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. What is the sum of the coefficients in the balanced chemical equation for the combustion of acetone, C3H6O(l), in air?

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Determine the balanced equation for the reaction that occurs when ethylene glycol, C2H4(OH)2, burns in air.

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Uranium hexafluoride, UF6, is processed to produce fuel for nuclear reactors and nuclear weapons. UF6 is made from the reaction of elemental uraniu...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. The following diagram shows the combination reaction between hydrogen, H2, and carbon monoxide, CO, to produce methanol, CH3OH (white spheres are H...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. The following diagram shows the combination reaction between hydrogen, H2, and carbon monoxide, CO, to produce methanol, CH3OH (white spheres are H...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Consider the mixture of propane, C3H8, and O2 shown below.Write a balanced equation for the combustion reaction that occurs between propane and oxy...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Thermodynamic Quantities for Selected Substances at 298.15 KSubstanceHfo (kJ/mol)NO(g)90.37NO2(g)33.84N2O(g)81.6N2O4(g)9.66SO2(g)-296.9SO3(g)-395.2...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Thermodynamic Quantities for Selected Substances at 298.15 KSubstanceHfo (kJ/mol)NO(g)90.37NO2(g)33.84N2O(g)81.6N2O4(g)9.66SO2(g)-296.9SO3(g)-395.2...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. The source of oxygen that drives the internal combustion engine in an automobile is air. Air is a mixture of gases, which are principally N2 (~79%)...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. A particular coal contains 2.5% sulfur by mass. When this coal is burned, the sulfur is converted into sulfur dioxide gas. The sulfur dioxide react...

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Write the balanced chemical equations for the complete combustion of acetic acid (CH3COOH), the main active ingredient in vinegar.

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Write the balanced chemical equations for the decomposition of solid calcium hydroxide into solid calcium (II) oxide (lime) and water vapor.

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Ethanol (C2H5OH) is currently blended with gasoline as an automobile fuel.Write a balanced equation for the combustion of liquid ethanol in air.

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Formic acid, HCOOH, is a weak electrolyte.Write the chemical equation for the ionization of HCOOH.

Solved • Oct 31, 2018

Balancing Chemical Equations

Q. Calcium hydride reacts with water to form calcium hydroxide (aqueous) and hydrogen gas.Write a balanced chemical equation for the reaction.

Solved • Oct 31, 2018