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Equilibrium Constants
Page 7
Questions (413)
can anyone explain how to do this problem?
At 673 K, the equilibrium constant for the reaction 2 HI(g) ⇀↽ H2(g) + I2(g) is Kc
2 answers
asked by
leslie
687 views
Given that Ka for HClO is 4.0 × 10-8 at 25 °C, what is the value of Kb for ClO– at 25 °C?
Given that Kb for CH3CH2NH2 is 6.3
2 answers
asked by
Greg
679 views
A(aq) <--> 2B(aq)
Kc= 5.98 * 10^-6 at 500 K If a 2.30 M sample of A is heated to 500 K, what is the concentration of B at
1 answer
asked by
Mo
670 views
Which equation would describe the following equilibrium constant?
Kc = [Bi3+]2[S2-]3 A. Bi2S3(s) + 6HCl(aq) 2BiCl3(aq) + 3H2S(aq)
3 answers
asked by
jessie
686 views
N2+O2 <-> 2NO
Equillibrium Concentrations of the gases at 1500K are 1.7x10(-3) mol/L for o2 and 6.4x10(-3) mol/L for N2 and
2 answers
asked by
Jackie
665 views
The reaction
SO2 + 1/2O2 -->SO3 has kp equal to 6.55 at 627C. what is the value of kc at this temperature? how do you set this
2 answers
asked by
Anna
684 views
Kc = [Na+][Cl-]/[NaCl(s)]
The above equation contains the concentration of NaCl in solid NaCl. This concentration is related to
3 answers
asked by
jessica
684 views
A mixture containing the same number of moles of SO2 and O2 is placed in a 2L container at 900K. The initial pressure is
2 answers
asked by
TJ
672 views
The Kp for the production of phosgene is 18.0. If one mole each of CO and Cl2 are
mixed at the total pressure of 1 atm, what will
2 answers
asked by
chris
654 views
At 1100 K, Kp=0.25 for the following reaction. 2SO2(g) + O2(g) (reversible arrows) 2SO3(g) What is the value of K at this
1 answer
asked by
Taasha
660 views
2H2(g) + S2(g) ¡ê 2H2S(g)
Analysis of the contents of a 15.0L flask reveals that there are 4.4 moles of hydrogen gas, 2.0 moles
18 answers
asked by
HELP! PLZ
675 views
The Ka value of nitrous acid, HNO2 , is 4.0 × 10¯4 . What is the equilibrium constant for the reaction; NO2¯ + H2O <-> HNO2 +
1 answer
asked by
Thomas
648 views
An equilibrium mixture of the following reaction was found to have = 0.0325 at 1200 degrees C.
What is the concentration of I?
2 answers
asked by
Don
620 views
When 1.70 mol CO2 and 1.70 mol H2 are placed in a 0.850 L container at 395 C, the following equilibrium is achieved: CO2(g) +
1 answer
asked by
Angie
608 views
If Kc = 7.5E-9 at 1000K for the reaction N2(g)+ O2(g)<=>2NO(g), what is Kc at 1000K for the reaction 2NO(g)<=>N2(g)+ O2(g)?
3 answers
asked by
Deborah
614 views
I was having trouble with this problem. initial pressure for the compounds involved in the reaction displayed were determined to
3 answers
asked by
andy
623 views
I'm not quite sure what i'm doing wrong here:
The Ksp for Ga(OH)3 = 7.28 X 10-36. What is the molar solubility of Ga(OH)3 in a
2 answers
asked by
Emily
593 views
For the following reaction, the equilibrium constant
KC = 97.0 at 900 K. If the initial concentrations of NH3 and H2S are both
13 answers
asked by
Riley
616 views
equilibrium constant = 55.3 @ certain temperature
H2 (g) + I2 (g) <=> 2HI (g) (reversible) If you start with 0.195 M hydrogen
3 answers
asked by
Anonymous
631 views
At a particular temperature a 2.0 liter flask contains 2.0 mol of H2S, 0.40 mol of H2, and 0.80 mol of S2. Calculate the
2 answers
asked by
Sue
609 views
A mixture containing 0.5 mol of H2 (g) and 0.5 mol of I2 (g) was introduced into a 10L container at a temperature of 448 C. At
2 answers
asked by
Matt
611 views
The equilibrium constant Kc for the reaction
C <--> D + E is 7.90 * 10^-5. The initial composition of the reaction mixture is
4 answers
asked by
Brunette
604 views
An equilibrium constant ...
A. is independent of temperature. B. is small when the products are favored in the reaction. C. is
5 answers
asked by
Lisa
608 views
Rxn 1: 4 NH3(g) + 5 O2(g) ⇌ 4 NO(g) + 6 H2O(g)
If the equilibrium constant, Kc, for Rxn 1 is 0.0015,
2 answers
asked by
Sean
590 views
2NO2(g) <-----> N2O4(g)
If 0.625mol of dinitrogen tetraoxide in 5.0L is allowed to come to equilibrium and at equilibrium has a
2 answers
asked by
tom
589 views
Consider the following reaction in the solvent CCl4 in a 1-L flask:
2IBr(g)<->Br2(g)+I2(g) What is the equilibrium moles of IBr,
2 answers
asked by
Tong
576 views
Determine the equilibrium constant for a 0.10M phenol (HC6H5O) solution that has a pH of 5.43 at 25 degrees C. What is the
3 answers
asked by
sea lively
618 views
What is the equilibrium constant "Kp" at 200 C for the reaction below:
P4(s) + 6 Cl2(g) --><-- 4 PCL3(l) Given the following at
2 answers
asked by
l
592 views
200g of HOCl is placed inside a 3L container and allowed to reach equilibrium. Find the equilibrium concentrations for all
2 answers
asked by
Anonymous
562 views
The equilibrium constant for the reaction,
SO2(g)+ NO2(g) <----> NO(g)+ SO3(g) has been experimentally determined as a function
2 answers
asked by
Josh
571 views
The Equilibrium Constant Kp for the following reaction is 4atm^2 at 300K.
AB(s) -> A(g) + B(g) What is the equilibrium pressure
2 answers
asked by
Raskin
558 views
On this problem I keep getting the wrong answer. I am subtracting the initial concentration of Cl2 by the equilibrium
2 answers
asked by
andy
580 views
Write equilibrium Constant expressions (k) for the following reactions:
Ni(s)+ 4CO(g) <-> Ni(CO)₄ HF(aq) <-> H(aq) + F(aq)
4 answers
asked by
Aidan
569 views
the equilibrium constant of the decomposition of NOCL is 1.6*10^-5. calculatethe concentration of all species at equilibrium if
2 answers
asked by
nancy
550 views
What is the value of Kf for the formation of the ammine M(NH3)2+ ? Assume the concentration of M(NH3)n+ = 0.0020 M
The data were
2 answers
asked by
Anonymous
551 views
Phosphorus pentachloride decomposes according to the chemical equation
PCl5(g) ⇌ PCl3(g) + Cl2(g) A 0.304 mol sample of PCl5(g)
2 answers
asked by
Dee
555 views
Fluorine reacts with oxygen to yield oxygen difluoride.
2 F2(g) + O2(g)<--> 2 OF2(g) What is the value of K if the following
2 answers
asked by
Sally
547 views
For the reaction:
2 NO(g) + 1 O2(g) <--> 2 NO2(g) Calculate K, the equilibrium constant, from thermodynamic data at 281 K. (Hint
2 answers
asked by
Summer
562 views
Looking for Ksp -------
Compound: SrCO3 [Cation] : 2.4 x 10^-5 [Anion] : 2.4 x 10^-5 Ksp ?? Assume all concentrations are
2 answers
asked by
Sarah
559 views
The equilibrium constant Kc for the following reaction is equal to 0.20 at 250°C. Calculate the equilibrium constant Kp for the
2 answers
asked by
David
568 views
When the equilibrium constant K at 25oC for
2 O3(g) = 3 O2(g) is calculated, using thermodynamic data(use delta G values), the
2 answers
asked by
Anonymous
539 views
From the solubility product constants for CaF2 (fluorite) and CaSO4 (anhydrite) determine the equilibrium constant for the
2 answers
asked by
Me
553 views
An unknown weak monprotic acid with the general formula HA has a Ka=5.5 x 10^-7. what is the value of the equilibrium constant
2 answers
asked by
Stacey
529 views
I'm clueless on this take-home quiz we have.
Calculate the concentration of (Co3)2- in a solution made by dissolving 1 mole of
2 answers
asked by
Clarissa
542 views
0.500 moles of NOCl is placed in a 1.00L vessel at 700K,and after the system comes to equilibrium,the concentration of the NOCl
2 answers
asked by
Bob
541 views
2NO(g) + O2(g) = 2NO2
If there are .02 moles of O2, .04 moles of NO, and .96 moles of 2NO2, calculate Kp if the total pressure is
2 answers
asked by
tina
539 views
If someone could please be kind enough to see me through this problem?
Calculate the value of Kp for the equation C(s) + CO2(g)
6 answers
asked by
Tracy
540 views
the equilibrium composition of a reaction is 1.522mol CO, 1.566mol H2, 0.478mol CH4 and 0.478mol H2O and the volume of the
2 answers
asked by
Taynell
534 views
What happens to the equlibrium constant if the pressure increased?
the Kc of 2NH3<=>N2+3H2 is 0.03 N2 is (0.1M) H2 is (0.3M) NH2
1 answer
asked by
Jason
524 views
The equilibrium constant KP for the following reaction is 4 atm^2 at 300 K. AB(s) ---> A(g) + B(g)
What is the equilibrium
10 answers
asked by
Wendy
527 views
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Parent Categories (20)
Acid-Base Chemistry
Acid-Base Equilibrium
Acid-base reactions
Acids and Bases
Chemical Equations
Chemical Equilibria
Chemical Equilibrium
Chemical Reactions
Chemistry
Chemistry or Science
Electrochemistry
Equilibrium
Equilibrium Chemistry
Equilibrium Reactions
Organic Chemistry
Reaction kinetics
Reactions
Reversible reactions
Thermodynamics
Thermodynamics and Equilibrium