| Sections | |||
|---|---|---|---|
| Chemical Equilibrium | 61 mins | 0 completed | Learn Summary |
| ICE Chart | 52 mins | 0 completed | Learn |
| Le Chatelier's Principle | 24 mins | 0 completed | Learn Summary |
| The Reaction Quotient | 11 mins | 0 completed | Learn Summary |
| Additional Practice |
|---|
| Equilibrium Expressions |
Solution: At a certain temperature, the Kp for the decomposition of H2S is 0.721. H2S(g) ⇌ H2(g) + S(g)Initially, only H2S is present at a pressure of 0.139 atm in a closed container. What is the total pressure
Problem
At a certain temperature, the Kp for the decomposition of H2S is 0.721. H2S(g) ⇌ H2(g) + S(g)Initially, only H2S is present at a pressure of 0.139 atm in a closed container. What is the total pressure in the container at equilibrium?
Practice Problems
A hypothetical reaction is shown below. 2A(g) +B2(...
At a certain temperature, 0.91 mol of NO is placed...
When excess PbCl2 is dissolved in 1.00 L of water,...
Consider the reaction below:
CaS (aq) + MgSO4 (aq...
Carbon monoxide gas reacts with hydrogen gas at el...
1.75 moles of H2O2 were placed in a 2.50 L reactio...
When heated at high temperatures, a diatomic vapor...
Consider the hypothetical reaction A(g) 2B(g). A f...
Two different proteins X and Y are dissolved in aq...
A chemist at a pharmaceutical company is measuring...
A chemist at a pharmaceutical company is measuring...
Solve each of the expressions for x using the quad...
Explain how you might deduce the equilibrium const...
Many equilibrium calculations involve finding the ...
Consider the reaction shown below at 2200 °CN2 (g)...
The reaction NO2 (g) + NO (g) ⇌ N2O (g) + ...
A flask is filled with sulfuryl chloride, SO2Cl2 a...
Consider the following reaction:CH4 (g) + 2H2S (g)...
The equation for the formation of hydrogen iodide ...
At a certain temperature, A2 and B2 react to give ...
A reaction mixture initially contains [N2O4] = 0.0...
At a certain temperature, 0.0740 mol of PCl 5(g) w...
For the equilibrium,
SO2(g) + NO2(g) ⇌ SO3(g) + N...
At a certain temperature, the equilibrium constant...
Consider the following reaction:COCl2 (g) ⇌ CO (g)...
A 5.0 L evacuated flask is charged with 2.0 moles ...
A container initially contains [Br2] = 0.1 M and [...
At a certain temperature, the Kc of the reaction b...
Carbon monoxide gas reacts with hydrogen gas at el...
Phosphorus pentachloride decomposes to phosphorus ...
The system described by the reactionCO(g) + Cl2(g)...
A 1.000 L vessel is filled with 2.000 moles of N 2...
Consider the following reaction:Fe3+(aq) + SCN-(aq...
Practice: Consider the famous ammonia preparation3...
A 2.00 liter vessel is filled with NH 3 (g) to a p...
The equilibrium constant for the reaction below at...
What is the amount of "C" at equilibrium when 1 mo...
If a 10.0 L vessel is charged with 0.482 mol N 2, ...
For the exothermic reactionPCl3(g) + Cl2(g) ⇌ PCl5...
Carbon disulfide is prepared by heating sulfur and...
For the reaction: H 2 (g) + Br 2 (g) ⇌ 2 HBr (g), ...
Consider this reactionAB3(g) ⇌ A(g) + 3B(g) What i...
A flask is filled with 1.08 atm of oxygen gas and ...
A mixture consisting of 0.250 M N2(g) and 0.500 M ...
A mixture of 1.00 atm of NO, 0.50 atm of H 2, and ...
Consider the following reaction at 425 KBr2 (g) + ...
The gas arsine, AsH3, decomposes as follows:2AsH3(...
At a certain temperature, K = 9.1 x 10 -4 for the ...
Consider the reaction of A to form B: 2A(g) ⇌ B(g)...
In an analysis of interhalogen reactivity, 0.500 m...
For the following reaction at a certain temperatur...
The equilibrium constant for the reaction Hg2+(aq)...
Assume that the change in concentration of N 2O4 i...
A key step in the extraction of iron from its ore ...
Consider the following reaction:
2NO(g) + Br2(g) ...
For the reaction below, Kp = 1.16 at 800.ºC. CaCO3...
Peptide decomposition is one of the key processes ...
The creation of shells by mollusk species is a fas...
Methanol, a common laboratory solvent, poses a thr...
The reaction N2(g) + O2(g) ⇌ 2NO(g) is carried out...
The reaction N2(g) + O2(g) ⇌ 2NO(g) is carried out...
At a particular temperature, 8.1 moles of NO2 gas ...
The reaction N2(g) + O2(g) ⇌ 2NO(g) is carried out...
Consider the reaction for the decomposition of hyd...
In a given experiment, 5.2 moles of pure NOCl was ...
For the reaction N2O4(g) ⇌ 2NO2(g), Kp = 0.25 at a...
Consider the following reaction: I2(g) + Cl2(g) ⇌ ...
Consider the following reaction: I2(g) + Cl2(g) ⇌ ...
Consider the following reaction: I2(g) + Cl2(g) ⇌ ...
Assume that the change in concentration of COCl 2 ...
Ammonium carbamate (NH2COONH4) is a salt of carbam...
Assume that the change in pressure of H 2S is smal...
The two most abundant atmospheric gases react to a...
In a study of synthetic fuels, 0.100 mol of CO and...
In a study of synthetic fuels, 0.100 mol of CO and...
An industrial chemist introduces 2.0 atm of H 2 an...
The two most abundant atmospheric gases react to a...
For the reaction M2 + N2 ⥫⥬ 2MN, scene A represent...
An initial mixture of nitrogen gas and hydrogen ga...
Nitrogen gas (N2) reacts with hydrogen gas (H2) to...
A mixture of 1.374 g of H2 and 70.31 g of Br2 is h...
A mixture of 1.374 g of H2 and 70.31 g of Br2 is h...
At a particular temperature, Kp = 0.25 for the rea...
A gaseous mixture of 10.0 volumes of CO 2, 1.00 vo...
At 35ºC, K = 1.6 x 10 -5 for the reaction2NOCl(g) ...
At 35ºC, K = 1.6 x 10 -5 for the reaction2NOCl(g) ...
At 35ºC, K = 1.6 x 10 -5 for the reaction2NOCl(g) ...
At a particular temperature, K = 4.0 x 10 -7 for t...
At a particular temperature, K = 2.0 x 10 -6 for t...
A gaseous mixture of 10.0 volumes of CO 2, 1.00 vo...
Lexan is a plastic used to make compact discs, eye...
At 25ºC, Kp = 2.9 x 10 -3 for the reactionNH4OCONH...
Calculate the pressures of all species at equilibr...
Using CH4 and steam as a source of H2 for NH3 synt...
You are a member of a research team of chemists di...
Phosphorus pentachloride decomposes according to t...
Consider the following reaction and associated equ...
Consider the following reaction and associated equ...
Consider the following reaction and associated equ...
Consider the reaction CO(g) + H2O(g) ⇌ CO2(g) + H2...
Consider the reaction CO(g) + H2O(g) ⇌ CO2(g) + H2...
Consider the reaction CO(g) + H2O(g) ⇌ CO2(g) + H2...
Consider the reaction CO(g) + H2O(g) ⇌ CO2(g) + H2...
Consider the following reaction: HC2H3O2(aq) + H2O...
Consider the following reaction: SO2Cl2(g) ⇌ SO2(g...
Consider the following reaction: Br2(g) + Cl2(g) ⇌...
Consider the following reaction: CO(g) + H2O(g) ⇌ ...
Consider the following reaction: CO(g) + H2O(g) ⇌ ...
Consider the following reaction: A(g) ⇌ B(g) + C(g...
Consider the following reaction: A(g) ⇌ B(g) + C(g...
Consider the following reaction: A(g) ⇌ 2(g)Find t...
Nitrogen oxide is a pollutant in the lower atmosph...
Consider the following reaction: 2H2S(g) + SO2(g) ...
Hydrogen sulfide decomposes according to the follo...
Ammonia can be synthesized according to the follow...
Ammonia can be synthesized according to the follow...
Even at high T, the formation of NO is not favored...
The equilibrium constant for the reaction SO2(g) +...
Nitrogen dioxide decomposes according to the react...
Solid carbon can react with gaseous water to form ...
Consider the following reaction: 2NO(g) + O2(g) ⇌ ...
The gas arsine, AsH3, decomposes as follows:2AsH3(...
The reaction X2(g) ⇌ 2X(g) occurs in a closed reac...
At 25ºC, gaseous SO2Cl2 decomposes to SO2(g) and C...
A toxicologist studying mustard gas, S(CH2CH2Cl)2,...
The first step in HNO3 production is the catalyzed...
Consider the following reaction: SO2Cl2(g) ⇌ SO2(g...
Consider the following reaction: 2CH4(g) ⇌ C2H2(g)...
Consider the formation of ammonia in two experimen...
In a study of synthetic fuels, 0.100 mol of CO and...
An engineer examining the oxidation of SO 2 in the...
A 1.00-L flask was filled with 2.00 moles of gaseo...
A sample of S8(g) is placed in an otherwise empty ...
At a particular temperature, 12.0 moles of SO3 is ...
At a particular temperature, 8.0 moles of NO2 is p...
A mixture of 1.374 g of H2 and 70.31 g of Br2 is h...
A sample of solid ammonium chloride was placed in ...
A 0.010 M solution of the weak acid HA has an osmo...
A 0.010 M solution of the weak acid HA has an osmo...
The density of trifluoroacetic acid vapor was dete...
Consider the decomposition of the compound C5H6O3 ...
For the reaction A(g) ⇌ 2 B(g), a reaction vessel ...
For the reaction 2 A(g) ⇌ B(g) + 2 C(g), a reactio...
Consider the following reaction: Fe3+(aq) + SCN–(a...
Consider the following reaction: H2(g) + I2(g) ⇌ 2...
Consider the following reaction: CO(g) + 2 H2(g) ⇌...
A mixture of 3.00 volumes of H2 and 1.00 volume of...
A 0.72-mol sample of PCl 5 is put into a 1.00-L ve...
At 1 atm and 25 °C, NO2 with an initial concentrat...
A reaction vessel at 27 oC contains a mixture of S...
Consider the following reaction: 2NO(g) + O 2(g) ⇌...
At a certain temperature, K = 1.1 x 10 3 for the r...
For the reactionPCl5(g) ⇌ PCl3(g) + Cl2(g)at 600. ...
For the reactionPCl5(g) ⇌ PCl3(g) + Cl2(g)at 600. ...
Calculate the pressures of NO, Cl 2, and NOCl in a...
For the reactionPCl5(g) ⇌ PCl3(g) + Cl2(g)at 600. ...
For the reaction shown here, Kc = 0.513 at 500 K: ...
A student solved the following problem and found [...
At 700 K, CCl4 decomposes to carbon and chlorine. ...
For the following reaction, Kc = 255 at 1000 K: CO...
For the following reaction, Kc = 255 at 1000 K: CO...
For the following reaction, Kc = 255 at 1000 K: CO...
Consider the following reaction: N2O4(g) ⇌ 2NO2(g)...
Consider the following reaction: N2O4(g) ⇌ 2NO2(g)...
Solve each of the expressions for x using the quad...
Solve each of the expressions for x using the quad...
Solve each of the expressions for x using the quad...
Phosgene (COCl2) is a toxic substance that forms r...
What are all concentrations after a mixture that c...
At 2200ºC, Kp = 0.050 for the reactionN2(g) + O2(g...
At 25ºC, K = 0.090 for the reactionH2O(g) + Cl2O(g...
At 25ºC, K = 0.090 for the reactionH2O(g) + Cl2O(g...
At 1100 K, Kp = 0.25 for the reaction2SO2(g) + O2(...
At a particular temperature, Kp = 0.25 for the rea...
Consider the reaction between H2 and O2 at 1000 K2...
The following reaction can be used to make H 2 for...
The hydrolysis of the sugar sucrose to the sugars ...
Liquid N2O3 is dark blue at low temperatures, but ...
Consider the following reaction and associated equ...
Consider the following reaction and associated equ...
Consider the reaction: NiO(s) + CO(g) ⇌ Ni(s) + CO...
Consider the following reaction: A(g) ⇌ B(g) + C(g...
Consider the following reaction: A(g) ⇌ 2(g)Find t...
Consider the following reaction: A(g) ⇌ 2(g)Find t...
The reaction CO2(g) + C(s) ⇌ 2CO(g) has Kp = 5.78 ...
The reaction CO2(g) + C(s) ⇌ 2CO(g) has Kp = 5.78 ...
Ammonium hydrogen sulfide decomposes according to ...
Hydrogen can be extracted from natural gas accordi...
Hydrogen can be extracted from natural gas accordi...
Calculate the equilibrium concentrations of NO, O ...
Calculate the equilibrium concentrations that resu...
Carbon monoxide and chlorine gas react to form pho...
One of the important reactions in the formation of...
Consider the following reaction: 2SO2(g) + O2(g) ⇌...
Nitric oxide reacts with chlorine gas according to...
At a given temperature a system containing O2(g) a...
When N2O5(g) is heated it dissociates into N2O3(g)...
When N2O5(g) is heated it dissociates into N2O3(g)...
When N2O5(g) is heated it dissociates into N2O3(g)...
A reaction A(g) ⇌ B(g) has an equilibrium constant...
Complete the changes in concentrations for each of...
For the generic reaction, A(g) ⇌ B(g), consider ea...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
Complete the changes in concentrations for each of...
In a given experiment, 5.2 moles of pure NOCl was ...
Assume that the change in concentration of N 2O4 i...
Solve each of the expressions for x using the quad...
In a 3.0-L vessel, the following equilibrium parti...
Assume that the change in concentration of COCl 2 ...
Assume that the change in pressure of H 2S is smal...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
In equilibrium problems involving equilibrium cons...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
Consider the equilibrium4NO2(g) + 6H2 O(g) ⇌ 4NH3(...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
A 1.00-L vessel at 400 °C contains the following e...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
Complete the changes in concentrations (or pressur...
Gaseous PCl5 decomposes according to the reaction ...
Hydrogen fluoride, HF, can be made by the reaction...
The decomposition of HI(g) is represented by the e...For the reaction, Kc = 255 at 1000 K.CO(g) + Cl2(g...
At a certain temperature, the equilibrium constant...
Consider the reaction between iodine gas and chlor...
An equilibrium mixture contains 0.700 mol of each ...
A Student ran the following reaction in the labora...
For the reactionH2(g) + CO2(g) ⇌ H2O(g) + CO(g)at ...A key step in the extraction of iron from its ore ...At a certain temperature, the equilibrium Constant...At a certain temperature, the Kp for the decomposi...Consider the following reaction: A (g) ⇌ B (g) + C...The value of Kc for the reaction:N2O4 (g) ⇌ 2NO2 (...Before any reaction occurs, the concentration of A...At 200 °C, the equilibrium constant (Kp) for the r...Enter your answer in the provided box.The equilibr...
Consider the following reaction:SO2Cl2(g) ⇌ SO2(g)...
Nitrosyl bromide, NOBr, is formed in the reaction ...The equilibrium constant, Kc, for the following re...The equilibrium constant Kc for the reaction:C ⇌ D...A 0.682- g sample of ICl(g) is placed in a 625 - m...The equilibrium constant Kc for the reactionH2(g) ...At a certain temperature, 0.720 mol of SO3 is plac...Calculate the value of the change in concentration...In a particular experiment, it was found that when...
At a certain temperature, the equilibrium constant...Suppose a 500 mL flask is filled with 1.9 mol of H...At a certain temperature, the equilibrium constant...Be sure to answer all parts.The equilibrium consta...
A mixture initially contains A, B, and C in the fo...Consider the following unbalanced equation at som...At a certain temperature, the equilibrium constant...Suppose a 500. mL flask is filled with 1.5 mol of ...At a certain temperature, 0.960 mol of SO3 is plac...For the reaction H2 (g) + S (g) ⇌ H2S (g) the init...Suppose a 500. mL flask is filled with 2.0 mol of ...At a certain temperature, 0.920 mol of SO3 is plac...Consider the reaction: N2(g) + O2(g) ⇌ 2 NO(g) for...For the reaction 2HI (g) <-> H2 (g) + I2 (g)...The equilibrium constant, Kc, for the following re...Enter your answer in the provided box. Hydrogen su...At a certain temperature, the equilibrium constant...At a certain temperature, 0.740 mol of SO3 is plac...At a certain temperature, 0.740 mol of SO3 is plac...The equilibrium constant Kc = 1.1 x 10-2 for the f...Consider the following reaction. A (aq) ⇌ 2B (aq) ...During an experiment, 0.294 mol of H2 and 0.294 mo...
Consider the following reaction. A (aq) ⇌ 2B (aq) ...Enter your answer in the provided box. Even at hig...Carbon disulfide is prepared by heating sulfur and...5.00 mol of solid A placed in a seated 1.00-L cont...Be sure to answer all parts.The equilibrium consta...Phosphorus pentachloride decomposes according to t...Consider the following reaction. 2A(g) ⇌ B(g) K...Carbon disulfide is prepared by heating sulfur and...At 25 °C, the equilibrium constant Kc = 65 for the...Carbon disulfide is prepared by heating sulfur and...Consider the following reaction. A (aq) ⇌ 3B (aq) ...Consider the fllowing reaction. A(aq) ⇌ 2B(aq) ...At a certain temperature, the Kp for the decomposi...At a certain temperature, 0.326 m of CH 4 and 0.94...A mixture of 0.440 M H 2O, 0.310 M Cl2O, and 0.653...At a particular temperature, 8.0 mol NO2 is placed...At equilibrium, the concentrations in this system ...At a certain temperature, the Kp for the decomposi...
The equilibrium constant Kc = 49 for the reaction:...Before any reaction occurs, the concentration of A...At a certain temperature, 0.3811 mol of N2 and 1.6...1.0 mol each of H2, I2, and HI are placed in a 2.0...Part BThe following reaction was performed in a se...Calculate the equilibrium concentrations of N2O4 a...Phosphorus pentachloride decomposes according to t...At a certain temperature, the Kp for the decomposi...When 1.00 mol of A and 0.800 mol of B are placed i...At a certain temperature, the Kp for the decomposi...Consider the following reaction. 2A(g) ⇌ B(g) K...When HNO2 is dissolved in water it partially disso...Calculate the equilibrium concentrations of H2, I2...At a certain temperature, the K for the decomposit...Be sure to answer all parts.The equilibrium consta...At 473 K, for the elementary reaction 2NOCl (g) k1...Using the Equilibrium constant The reversible chem...Phosphorus pentachloride decomposes according to t...At some temperature, 0.765 moles of NO(g) and 0.40...2.0 mol each of PCl5, PCl3, and Cl2 are placed in ...At a certain temperature, the equilibrium constant...At a certain temperature, 0.4611 mol of N2 and 1.5...In a study of the formation of NOx air pollution, ...At a certain temperature, the Kp for the decomposi...At a certain temperature, O.960 mol of SO3 is plac...At a certain temperature, the equilibrium constant...A mixture of 0.500 mole of carbon monoxide and 0.4...A 4.0L reaction flask initially contains 4.0 mol o...Consider the following reaction. A (aq) ⇌ 2B (aq) ...For the reaction in the previous problem, that is ...The value of Kc for the thermal decomposition of h...0.6 mol of X is placed in an empty 1.00 L flask an...Consider the reaction C(s) + CO2(g) ⇌ 2CO(g). When...In air at 25°C and 1.00 atm, the N2 concentration ...At equilibrium, the concentrations in this system ...If a solution with initial concentrations of PCl 3...At a certain temperature, 0.4811 mol of N2 and 1.5...Carbon disulfide is prepared by heating sulfur and...At a certain temperature, 0.4811 mol of N2 and 1.6...Initially, 0.680 mol of A is present in a 4.00-L s...
At equilibrium, the concentrations in this system ...The reaction CO2 (g) + C (s) ⇌ 2CO (g) has Kp = 5....At 100°C, Kc = 4.72 for the reaction 2NO2(g) ⇌ N2O...For the reaction, 2 A(g) ⇌ B(g) + 2 C(g), a reacti...At 25°C, the reaction 2NH3(g) ⇌ N2(g) + 3H2(g) has...
For the reaction, CO(g) + Cl2(g) ⇌ COCl2(g) ...Consider the formation of hydrogen fluoride: H2 (g...Be sure to answer all parts. The water-gas shift r...The value of Kc for the thermal decomposition of h...A mixture of 0.1000 mol of CO2, 0.1000 mol of H2, ...
What are the concentrations of PCl 5, PCl3, and Cl...
Ammonium Iodide dissociates reversibly to ammonia ...
Consider the reaction between NO and Cl2 to form N...