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Chemical Equilibrium
Page 3
Questions (1,136)
Consider the equilibrium: H2O(l) + HC2H3O2 ⇌ H3O+ + C2H3O2-
( All species are aqueous) Why will the addition of NaOH to a
4 answers
asked by
Ceamus Angelina
3,167 views
A 1.000 L vessel is filled with 2.000 moles of
N2, 1.000 mole of H2, and 2.000 moles of NH3. When the reaction N2(g) + 3 H2(g)
4 answers
asked by
Kira
2,124 views
The Ka of hypochlorous acid (HClO) is 3.00×10-8 at 25.0°C. Calculate the pH of a 0.0385 M hypochlorous acid solution.
A.1.41
5 answers
asked by
danny
6,818 views
A 1.000 L vessel is filled with 1.000 mole of N2 ,2.000 moles of H2, and 3.000 moles of NH3.When the reaction N2(g) + 3
4 answers
asked by
Piper
1,948 views
Pure phosgene gas (COCl2), .03mole, was placed in a 1.5 L container. It was heated to 800k, and at equilibrium the pressure of
4 answers
asked by
Adam
4,545 views
Kc is 1.67 × 1020 at 25°C for the formation of iron(III) oxalate complex ion:
Fe3+(aq) + 3 C2O42-(aq) [Fe(C2O4)3]3-(aq). If
5 answers
asked by
Bob
7,067 views
Consider the following reaction:
CO(g)+H2O(g)⇌CO2(g)+H2(g) Kp=0.0611 at 2000 K A reaction mixture initially contains a CO
5 answers
asked by
Anonymous
2,849 views
A researcher put 10.0 moles of N2O into a 2-L container at some temperature where it decomposes according to the following: N2O
5 answers
asked by
Jessica
3,344 views
The equilibrium constant (Kp) for the interconversion of PCl5 and PCl3 is 0.0121:
PCl5 (g) ↔ PCl3 (g) + Cl2 (g) A vessel is
4 answers
asked by
Zack
11,865 views
Calculate the concentrations of H3O+ and OH- ions in a 0.25 M HClO4 solution.
4 answers
asked by
John
3,918 views
The solubility of Na3(PO4) is 0.025 M. What is the Ksp of sodium phosphate?
4 answers
asked by
Randy
3,581 views
Calculate the concentration of a silver ion when the solubility product constant of AgI is 10^-16
5 answers
asked by
kayla
1,755 views
Calculate the pH of a solution in which
a. [H3O+] = 7.8 x 10-7 M b. [H3O+] = 5.1 x 10-6 M c. [H3O+] = 6.1 x 10-5 M d. [H3O+] =
4 answers
asked by
chelsey
914 views
For propanoic acid (HC3H5O2, Ka = 1.3 10-5), determine the concentration of all species present, the pH, and the percent
5 answers
asked by
AMANDIP
4,578 views
For the equilibrium:
NH4HS(s) ⇌ NH3(g) + H2S(g) How does Kp compare to Kc? Kp > Kc Kp = (Kc)1/2 Kp < Kc Kp = (Kc)2 Kp = Kc
4 answers
asked by
Panda
1,079 views
The formation constant of [M(CN)6]4– is 2.50 × 1017, where M is a generic metal. A 0.170-mole quantity of M(NO3)2 is added to
4 answers
asked by
Nat
5,244 views
At 668K 1 mol each of CO and Cl2 are introduced into an evacuated 1.75 L flask. At equilibrium, the total pressure of the
4 answers
asked by
han
3,286 views
Starting with 0.3500mol Co(g) and 0.05500mol COCL2(g) in a 3.050 L flask at 668K, how many moles of Cl2 are present at
6 answers
asked by
K
2,457 views
I: The standard reaction free energy at
equilibrium is zero. II: A reaction stops when the equilibrium is reached. III: An
10 answers
asked by
Susan
1,383 views
The Ksp of tin(II) hydroxide, Sn(OH)2, is 5.45 × 10-27. Calculate the solubility of this compound in g/L.
22 answers
asked by
kay
9,132 views
The equilibrium constant is equal to 5.00 at 1300K for the reaction
2SO2(g) + O2(g) <--> 2SO3(g) if initial concentrations are
4 answers
asked by
Fiona
8,036 views
At equilibrium, the concentrations in this system were found to be [N2] = [O2] = 0.100 M and [NO] = 0.500 M.
N2(g) + O2(g) <->
7 answers
asked by
David
13,026 views
Calculate the [h3o+] of the following polyprotic acid solution: 0.135 M H2CO3
4 answers
asked by
Krysten
4,410 views
A buffer solution contains 0.052 M HC2H3O2 and 0.025 M NaC2H3O2. The pH of this solution is _____. Ka for HC2H3O2 is 1.8x10-5.
4 answers
asked by
Morgan
3,723 views
In a saturated solution of Al(OH)3 the concentration of OH^1- is 2.6 x 10^5 mol/L. The concentration of Al3+ in mol/L is what?
4 answers
asked by
Jennifer
1,928 views
What is the pH of a saturated solution of silver hydroxide, given Ksp =1.56*10^-8
4 answers
asked by
Victoria
2,002 views
#25
The Ksp of nickel(II) hydroxide, Ni(OH)2, is 5.84 × 10-16. Calculate the molar solubility of this compound.
5 answers
asked by
Mari Micci
3,875 views
A 0.130-mole quantity of CoCl2 is added to a liter of 1.20 M NH3 solution. What is the concentration of Co2 ions at equilibrium?
7 answers
asked by
HELP. PLEASE!!
5,102 views
For each of the following equilibria, use Le Chatelier's principle to predict the direction of reaction when the volume is
5 answers
asked by
Hannah
1,305 views
What will happen to the number of moles of SO3 in equilibrium with SO2 and O2 in the following reaction in each of the following
4 answers
asked by
Sally
5,689 views
In which direction will the net reaction proceed.
X(g) + Y(g) <==> Z(g) .. Kp = 1.00 at 300k for each of these sets of initial
4 answers
asked by
Tracy
7,639 views
When excess solid Mg(OH)2 is shaken with 1.00 L of 1.2 M NH4Cl solution, the resulting saturated solution has pH = 9.30.
7 answers
asked by
Raj
4,932 views
The equilibrium constant for the reaction 2NO(g) + O2(g) <--> 2NO2(g) is Kp=1.48x10^4 at 184C. Calculate Kp for 2NO2(g) <-->
4 answers
asked by
Anonymous
5,034 views
For the equilibrium:
CO(g) + H2O(g) ⇌ CO2(g) + H2(g) KC = 10.0 If 1.6 mol of CO and 1.6 mol of water are initially added to a
4 answers
asked by
Potato34
720 views
A reaction with an equilibrium constant Kc = 1.5 x 1021 would consist of which of the following at equilibrium:
A) approximately
4 answers
asked by
Cody
7,314 views
Which statement best explains what would happen if a reactant were added to a system in equilibrium?(1 point)
The system would
10 answers
asked by
bill nye the science guy
5,268 views
The solubility of PbSO4 is 0.048g/1iter. What is the Ksp of PbSO4? (MM PbSO4 = 303.3)
4 answers
asked by
Leaf02
537 views
At 1285 degree C the equilibrium constant for the reactin Br2(g) <> 2Br(g) is Keq= 1.04 * 10^-3. A 0.200 L vessel containing an
4 answers
asked by
Peter
3,839 views
The Ksp for BaCrO4 is 1.2X10-10. Will BaCrO4 precipitate when 10 mL of 1 X10-5M Ba(NO3)2 is mixed with 10 mL of 1X10-3M K2CrO4?
I
4 answers
asked by
suzanne
3,336 views
Refer to the net ionic equation below to answer the following questions:
Co(H2O)6^+2 + 4Cl- <==> CoCl^-2 + 6H2O 1. In what
5 answers
asked by
Sharon
3,240 views
23) The equilibrium constant for the gas phase reaction
2NH3 (g) <-> N2 (g) + 3H2 (g) is Keq = 230 at 300 °C. At equilibrium,
4 answers
asked by
jess
6,328 views
For 2SO2(g)+O2(g)⇌2SO3(g),
Kp=3.0×104 at 700 K. In a 2.00-L vessel the equilibrium mixture contains 1.15 g of SO3 and 0.107 g
5 answers
asked by
whateva
3,423 views
a 20.0-L vessel at 700 K initially contains HI (g) at a pressure of 6.20 atm;at equilibrium, it is found that the partial
4 answers
asked by
robert
928 views
The Ksp value for magnesium carbonate, MgCO3, is 7.2 x 10-6. If 2.50 g of magnesium carbonate is placed in 1.00 x 102 mL of
5 answers
asked by
nic
2,295 views
For the reaction 2A(g) + B(aq) + 3C(l)<------> D(s) + 3E(g), the concentrations at equilibrium are found to be:
A: 2.3x10^3 Pa B:
4 answers
asked by
Ashley
2,467 views
If the equilibrium concentrations are [PCl5] = 1.0M, [Cl2] = 0.10M, what is the equilibrium constant value?
PCl5(g) <---> PCl3(g)
4 answers
asked by
Cathy
2,655 views
At 389K, this reaction has a Kc value of 0.0682. 2X(g) + 2Y(g) <-> Z(g) .. Calculate Kp at 389K. Kp=
this is what I did.. can
4 answers
asked by
Tracy
3,750 views
H2O(g) + CO(g) = H2(g) + CO2(g)
Which of the following statements are true and which are false. a) 1 mol of H2O(g) and 1 mol of
4 answers
asked by
Nabi
1,394 views
H2O(l)+H2O(l) ⇄ H3O+(aq)+OH−(aq)
At 5.0°C, the value of Kw for the equilibrium shown above is 1.9×10−15 and the value of
4 answers
asked by
...
3,994 views
Calculate the pH of a solution at 25.0 °C that contains 1.94 × 10-10 M hydronium ions.
4 answers
asked by
JOHN
6,241 views
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Parent Categories (7)
Chemical Reactions
Chemistry
Inorganic Chemistry
Physical Chemistry
Science and Chemistry
Stoichiometry
Thermodynamics