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Chemical Equilibrium
Page 10
Questions (1,115)
2H2S(g)---2H2(g) + S2 delta H=220KJ
k eq is 0.40 a 10.0L vessel containing 2.0 mol of H2S, 2.2 mol of H2, and 2.5 mol of S2
2 answers
asked by
George
592 views
1.0 mol of each of the gases, CO, H20, CO2 and H2 are placed in a 2.00L container and allowed to reach equilibrium. It is found
1 answer
asked by
George
716 views
What is law of mass action
1 answer
asked by
Mukesh
355 views
Using your average value for Kc (6.92x10^2) and the concentrations provided for the reactants (0.00111mol/L for both), determine
1 answer
asked by
Taylor
443 views
The value of kp at 20°c for the reaction 2NO(g) + Cl2(g) 2NOCl(g) is 1.9x10^3 atm-1 calculate the value of KC at the same
3 answers
asked by
Sidney
1,026 views
the Keq of Mg(OH)2 is 2(10^-11). calculate the concentration of Mg ions in a saturated solution of this compound
2 answers
asked by
Julian
602 views
initially 0.25 mol of water vapour and 0.20 mor of carbon monoxide are place in a 1.00 L reaction vessel. at equilibrium
1 answer
asked by
Omar
683 views
find hydrogen and hydroxide ion concetration
3 answers
asked by
codedomega
288 views
Hey guys! Thanks for any help in advance! I'm back with this problem:
Calculate the percent dissociation for a 1.00 × 10-6 M
2 answers
asked by
Allie
496 views
Suppose NaOH is added to the following system when it is at equilibrium.
NH3 (aq) + H2O (l) = NH4 (aq) + OH (aq) a) in which
4 answers
asked by
Ivey
2,200 views
The initial concentration of NO2 in a closed container is 0.750M. At equilibrium the concentration of O2 is 0.125M. What are the
2 answers
asked by
S
762 views
Alright, this time, I know I have not mistyped my answer.
Find the initial concentration of the weak acid or base in an aqueous
3 answers
asked by
Ethan
481 views
A mixture containing 19.8 moles of H2 and 7.2 mole of I2 was allowed to reach equilibrium in a 5 L closed vessel at ToC
9 answers
asked by
plasma membrane
806 views
NO2 + H2 <-> NO + H2O
[H2] = .30 mol/L [NO2] = .20 mol/L [NO] = [H20] = .70 mol/L @ 1000K A. What is the mole fraction of NO in
2 answers
asked by
Dylan
628 views
At 25C, the concentration of lead(II) sulfate in a saturated aqueous solution is 7.9 x 10^-M. Determine the volume, in liters,
1 answer
asked by
Izzyrun
486 views
two most abundant atmospheric gases react to a small extent at 298K in the presence of a catalyst to achieve dynamic
2 answers
asked by
esther
554 views
At some temperature, the reaction
PCl3(g)+Cl2(g)====PCl5(g) is at equilibrium when the concentration of PCl3, Cl2, and PCl5 are
4 answers
asked by
=)
1,008 views
CO(g) + 2H2(g) ↔ CH3OH(g) Kc=14.5 (500K)
a. In which direction will the reaction proceed if the reaction vessel contains 0.500
3 answers
asked by
Josh
813 views
For the reaction
NO2(g) + NO(g) N2O(g) + O2(g) Kc = 0.914. Equal amounts of NO and NO2 are to be placed into a 5.00 L container
2 answers
asked by
Anonymous
618 views
using Kb, for NH3 (from Appendix E), calculate Ka for the NH4+ ion.
Kb for NH3 is 1.81 x 10^-5 Ka for NH4+ is Kw / Kb = 10^-14 /
2 answers
asked by
Tim
1,315 views
At a certain temperature, 0.800 mol of SO3 is placed in a 2.00-L container.
2so3<->2so2 +o2 At equilibrium, 0.140 mol of O2 is
2 answers
asked by
Anonymous!!
834 views
At a certain temperature, the Kp for the decomposition of H2S is 0.791.
H2S<--> H2 + S Initially, only H2S is present at a
2 answers
asked by
Anonymous.
521 views
N2+3H2 <-> 2NH3, The equilibrium constant for the chemical equation is Kp = 0.143 at 225 °C. Calculate the value of the Kc for
2 answers
asked by
Anonymous!!
741 views
If 10.0 mL of 0.18 M MgCl2 are mixed with 20.1 mL of 0.56 M NaOH, what will be the final concentration of Mg2+ in solution when
1 answer
asked by
Danielle
361 views
Solve for
the number of grams of Ca2+ ion in a solution prepared by adding 1.00 gram of calcium oxalate (Ksp=1.3x10^-8)powder to
2 answers
asked by
Nathan Berry
532 views
Calculate the solubility product constant for calcium carbonate, given that it has a solubility of 5.3×10^7 g/L of water.
2 answers
asked by
Gabriella
536 views
A solution of AgI contains 1.2 mol/L Ag+. Ksp of AgI is 8.3×10^17. What is the maximum I− concentration that can exist in
2 answers
asked by
Gabriella
999 views
The system CO2(g) + H2(g)<->H2O(g) + CO(g) is at equilibrium at some temperature. At equilibrium a 4.00 L vessel contains 1.00
3 answers
asked by
Gabriella
662 views
Given the following [H3O+] or [OH-] and the concentration of the solution calculate the dissociation constant, Ka.
[OH-] = 3.9 x
1 answer
asked by
Shannon
411 views
NH4HS(s) NH3(g) + H2S(g) ∆H_ = +93 kilojoules
The equilibrium above is established by placing solid NH4HS in an evacuated
3 answers
asked by
Paul
1,654 views
The value of the equilibrium constant, Kc, at a certain temperature is 8.33 x 10-4. Would the reaction as represented by the
3 answers
asked by
Chemistry
490 views
At 565 K the value of Kp for the equilibrium represented by the balanced equation is 2.00 x 10-1. Calculate the value of Kc at
1 answer
asked by
Chemistry
382 views
The value of the equilibrium constant, Kc, at a certain temperature is 2.50 x 102. If the reaction quotient for a mixture of
2 answers
asked by
Chemistry
749 views
1. If the initial concentration of BrCl(g) is 4.680 mol/L, calculate the % of BrCl(g) left over after the reaction reaches
1 answer
asked by
aarf
433 views
Consider the following generic equilibrium in which a solid reactant is in equilibrium with a gaseous product. A(s) == B (g).
1 answer
asked by
T.J.
432 views
An equilibrium mixture at 225∘C contains 8.0×10−2M NH3 and 0.20M H2 for the reaction
3H2(g)+N2(g)←→2NH3(g) If the Kc at
2 answers
asked by
Anonymous
488 views
What is the Kc for the following equilibrium
CO2(g)+H2(g)←→CO(g)+H2O(g) if [CO] = 0.32M , [H2O] = 0.26M , [CO2] = 0.30M , and
1 answer
asked by
Anonymous
401 views
Predict the proper equilibrium constant expression for the following reaction...
Fe(OH)3(s) ----> Fe3+(aq) + 3 OH-(aq) Explain
3 answers
asked by
Kelly
682 views
An aqueous solution contains the ions B, C, and D that are in equilibrium with one another according to the reaction
B (aq) + C
1 answer
asked by
Sarah
446 views
At a particular temperature, 12.0 mol of NH3 is introduced into a 2.0 container, and the NH3 partially dissociates by the
1 answer
asked by
Marie Genvieve
474 views
What is the concept of Le Chatelier's principle and how does it apply to chemical equilibrium in a reaction system?
1 answer
asked by
quick
158 views
You work with the following system:
2X(g) <---> Y(g) At, equilibrium, [Y]=3[X]. If K=10, calculate the [Y] at equilibrium.
3 answers
asked by
scilover
440 views
Which of the following reactions has Kp = Kc?
Note: Multiple answers are allowed. Question 3Select one or more: a. H2(g) +
3 answers
asked anonymously
54 views
A chemical system within a sealed 1 L reaction vessel is described by the following reversible reaction equation:
2H2S(g)
3 answers
asked by
scilover
779 views
You work with the following system:
2X(g) <---> Y(g) At, equilibrium, [Y]=3[X]. If K=10, calculate the [Y] at equilibrium.
2 answers
asked by
scilover
952 views
Consider the following reaction:
HCN <--> H+ + CN- delta H = 315kJ If 1.00 mole of CN- in the form of NaCN was added to
1 answer
asked by
Valerie
433 views
Determine the equilibrium constant for the following reaaction at 298K.
SO3(g)+J2O(g)->H2SO4(l); delta G = -90.5
3 answers
asked by
sue
606 views
2NO(g)+O2(g)<->2NO2(g) has KP = 2.77 × 1011 at 25 °C. Suppose a mixture of the reactants is prepared at 25 °C by transferring
5 answers
asked by
Peter
458 views
What is the final concentration of d at equilibrium if the initial concentrations are a = 1.00 and b = 2.00 ?
1 answer
asked by
e
327 views
THE VALUE OF KC=6.2 AT 750K FOR THE REACTION CO+H20 <--> CO2.IF INITIALLY THE QUANTITIES OF CO AND H2O ARE 2 MOLES IN 1L.WHAT
2 answers
asked by
NISHANT
566 views
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Parent Categories (7)
Chemical Reactions
Chemistry
Inorganic Chemistry
Physical Chemistry
Science and Chemistry
Stoichiometry
Thermodynamics