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Equilibrium Reactions
Page 4
Questions (327)
For the reaction H2+I2, Kc=55.3 at 700K. In a 2. L flask containing an equilibrium mixture of three gases, there are .056g H2
1 answer
asked by
Jeff
1,194 views
For the system
CO(g) + H2O(g)<-->CO2(g) + H2(g) Kp is 1.6 at 900 K. If 0.400 atm CO(g) and 0.400 atm H2O(g) are combined in a
1 answer
asked by
Andrew
820 views
For the process
CH4(g) = C(s) + 2H2(g) A reaction is started in a rigid vessel at 1000 K with 1 mole of methane and 1 mole of
2 answers
asked by
patrick
606 views
A solution of C6H5CO2Na hydrolyzes according to the equation. If the [C6H5CO2H] in the solution after hydrolysis is 0.00000294
2 answers
asked by
sparkle
858 views
If the initial concentration of F(g) is 8.285 mol/L, calculate the % decomposition of F(g) when the reaction comes to
3 answers
asked by
sparkle
506 views
Determine the equilibrium constant, Keq, for the reaction
5.3 10–19 18.30 1.7 1054 1.9 1018 5.7 10–55 i have tried this but
3 answers
asked by
lucylu
464 views
what would Qc be if the pressure of the container decreased by a factor of 2.417 for the following reaction?
4Hcl(g)+O2(g)<-->2Cl
3 answers
asked by
Chem
984 views
A solution contains the following:
NH3(aq) + H2O(l) <--> NH4+(aq) + OH-(aq) Adding NH4Cl to this solution shifts the equilibrium
2 answers
asked by
Mandy
1,291 views
An equilibrium reaction which has K1 = 6.5 x 10¯2 at 100oC and has ∆Horxn = -49.5 kJmol¯1. What is the value of K at 250 oC?
3 answers
asked by
Duffy
455 views
I posted this below and received help but im still lost and worked out the problem but am getting the wring answer:
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4 answers
asked by
Saira
538 views
Lead metal is added to 0.140 Cr^3+(aq).
Pb(s)+ 2Cr^3(aq)<---> Pb^2+(aq)+2Cr^2+(aq) KC=3.2*10^{-10} A. What is Pb^2+ when
4 answers
asked by
Saira
970 views
Lead metal is added to 0.140 Cr^3+(aq).
Pb(s)+ 2Cr^3(aq)<---> Pb^2+(aq)+2Cr^2+(aq) KC=3.2*10^{-10} A. What is Pb^2+ when
3 answers
asked by
Saira
478 views
Kp for the reaction CaCO3 <---> CaO + CO2 at 350 degrees C is 0.105. Kc for the reaction at the same temp is _____.
This is what
4 answers
asked by
Ken
593 views
Consider the following reaction, A <===> B in a 1.00L container. At 1.77°C, the molar concentrations of A and B, respectively,
1 answer
asked by
Sarah H
384 views
If I had an equilibrium of
CH3CO2(aq) + H(aq) <=> CH3CO2H(aq) and the applied stress was HCl and NaOH what observations should I
1 answer
asked by
Jason
751 views
I was looing over this question and the answer I got was not correct, I noticed that somone already posted this question up
1 answer
asked by
Jason
735 views
Hi, there are 5 questions and I was wondering if you could check them for me. Thanks!
3. The hypothetical equilibrium reaction
1 answer
asked by
Dave
637 views
Write the equilibrium expression for the following reactions:
a. wW +xX ⇌ uU +vV b. H2O(g)+CO(g)⇌ H2 (g)+CO2(g ) c. COCl2(g
11 answers
asked anonymously
64 views
Quick question, since FePO4 is insoluble, will that mean a precipitate will form? During the experiment I don't remember seeing
3 answers
asked by
Karl
2,245 views
A reaction: A(aq) + B(aq) <-> C(aq)
has a standard free-energy change of –4.65 kJ/mol at 25 °C. What are the concentrations of
3 answers
asked by
Katherine
2,193 views
In one experiment, 50.0ml of 0.10M CH3NH2, is mixed with 20.00ml of 0.10 M CH3NH3Cl. The kb of CH3NH2 is 3.70*10^-4.
a) write the
3 answers
asked by
James
1,578 views
The equlibrium constant K, for the reaction, H2 + CO2 <-> H20 + CO, is 4.2 at 1650 degrees C. Initially, 0.80 mol H2 and 0.80
3 answers
asked by
Kristen
1,556 views
(g)⟷PCl3(g)+Cl2(g)
What changes can you make to increase the amount of reactant at equilibrium in this reaction? (1 point)
1 answer
asked anonymously
60 views
Write the equilibrium law for the following reaction:
2 H2(g) + O2(g) <=====> 2 H2O(g) NH3(aq) + H2O(l) <==== NH4 (aq) + OH(aq)
1 answer
asked anonymously
51 views
Chemistry
What will happen if hydrochloric acid is added to the following equilibrium system? H+(aq) + 2 CrO42-(aq) ⇔
4 answers
asked anonymously
46 views
What will happen if hydrochloric acid is added to the following equilibrium system?
H+(aq) + 2 CrO42-(aq) ⇔ Cr2O72-(aq) +
4 answers
asked anonymously
45 views
The equilibrium constant has been determined in several reactions as follows:
1. N2(g) + O2(g) ⇔ 2NO(g) Keq = 4.8 x 10^–31 2.
4 answers
asked anonymously
60 views
What is the correct equilibrium constant for the following reaction?
2NO(g) + 2H2(g) ⇔ N2(g) + 2H2O a) Keq = ([H2]^2 [NO]^2) /
6 answers
asked anonymously
46 views
For the reaction NO2(g) + NO(g) = N2O3(g)
If at particular temperature, K was 575 and equilibrium concentration of N2O3(g) was
4 answers
asked by
Sara
1,404 views
Carbonyl fluoride, COF2, is an important intermediate for organic fluorine compounds. It can be prepared by the following
1 answer
asked by
JP
1,275 views
for the equilibrium H2+CO2<-->H2O+CO
Kc=3.18 at 1106K. if each of the four species was initially present at 3.000M calculate the
4 answers
asked by
Andy
1,265 views
Consider the following reaction.
CaSO4(s) reverse reaction arrow Ca2+(aq) + SO42-(aq) At 25°C the equilibrium constant is Kc =
2 answers
asked by
Anonymous
1,246 views
The reaction Co(H2O)6^+2 + 4Cl- <==> CoCl^-2 + 6H2O is at equilibrium. The left side is pink and the right side is blue. 1. What
3 answers
asked by
Heather
1,219 views
Write an equilibrium reaction for a buffer system made of the weak base, B, and its conjugate acid. If the buffer contains 1.05
2 answers
asked by
meme
1,164 views
Kp=1.78 at 250 degrees for the decomposition reaction, PCl5(g)->PCl3(g)+Cl2(g. Calculate the percentage of reactant that remains
2 answers
asked by
Jamie
1,160 views
2𝐻𝐼(𝑔) ⇌ 𝐻2
(𝑔) + 𝐼2(𝑔) 𝐾𝐶 = 0.290 at 400 K. If the concentrations of HI, H2 and I2 are measured to
1 answer
asked anonymously
43 views
at 700 k the equilibrium constant for the reactions is Kp=0.76. Carbon tertrachrolide gas yields carbon solid and chlorine gas.
2 answers
asked by
Anonymous
1,120 views
Why will a reaction that forms a very weak electrolyte not form an equilibrium reaction?
Your preface is questionable. Do you
2 answers
asked by
Chrissy
1,123 views
Oh my my test is coming up and I have no idea how to do these questions and when I asked my teacher for help he said you should
5 answers
asked by
Tri
1,104 views
Heterogenous equilibrium of ammonium
bisulfide. Ammonium bisulfide NH4HS forms ammonia NH3 and hydrogen sulfide H2S through the
2 answers
asked by
gin
1,096 views
you add 0.05ml of 0.10M agno3 to 4ml of 2.0 nacl it forms saturated solution of agcl<---> ag+ + cl-
using a saturated solution
2 answers
asked by
Jeanine
1,108 views
A reaction mixture of 4.0 mL of 0.002 M SCN- and 5.0 mL of 0.002 M Fe3+ is diluted to 10.0 mL with 0.1 M HNO3 to form the
1 answer
asked by
Anonymous
1,053 views
Write the equilibrium expression, and calculate Kp for the reaction under the conditions described:
2NaHCO3 (s) --> <--- Na2CO3
2 answers
asked by
Avery
992 views
2SO2(g]+O2(g]⇌2SO3(g] ,4 conditions by which concentration of SO3 can be increased
I need the answer for my exam i would be
4 answers
asked by
MANASA
989 views
For 2 SO2(g) + O2(g) equilibrium reaction arrow 2 SO3(g), Kp = 3.0 104 at 700 K. In a 2.00-L vessel the equilibrium mixture
2 answers
asked by
Jonathan Redd
952 views
What is the pH of a 0.125 M solution of a weak base if ∆H° = -28.0 kJ and ∆S° = -175 J/K for the following equilibrium
1 answer
asked by
Mika
915 views
I posted this last night, A 0.500L vessel initially contains 0.0125 mol of H2S2 . Find the equilibrium concentrations of H2 and
3 answers
asked by
Veronica
934 views
C(s) + H20(g)↔ CO(s) + H2(s)
the equilibrium constant for this reaction is 4.251 x 10^-2 at 800 K. if the equilibrium
2 answers
asked by
Someone
911 views
KHC4H4O6(s)<-> K+ (aq)+ HC4H4O6-(aq)
1) If the above reversible were started with only solid potassium hygrpden tartrate, which
5 answers
asked by
Can someone check this for me really quick
926 views
At 627ºC, sulfur dioxide and oxygen gases combine to form sulfur trioxide gas. At equilibrium, the concentrations for sulfur
2 answers
asked by
dauntedorange
924 views
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Parent Categories (15)
Acid-Base Chemistry
Acid-base reactions
Acids and Bases
Chemical Equilibrium
Chemical Reactions
Chemistry
Chemistry Education
Chemistry of Reactions
Electrolytes
Equilibrium
Equilibrium Constants
Gas reactions
Organic Chemistry
Solubility Equilibrium
Thermodynamics