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Equilibrium
Page 9
Questions (1,743)
A uniform meter rule on a knife edge at the 60cm Mark has a mass of 70g hung at the 90cm mark x hung at the 20cm mark to balance
3 answers
asked by
Oguntunde
122 views
Hydrogen for use in production of ammonia is shown in the reaction:
CH4 (g)+ H2O (g) ⎯⎯⎯⎯⎯⎯→ NiCatalyst,750C CO
3 answers
asked by
Thakgalo
625 views
Calculate the value of Kp at 227oC for the equilibrium: 3 A(g) ⇌ B(g) + D(g)
Kc = 5.15
3 answers
asked by
Autumn
493 views
A uniform meter rule PQ is balanced on a knife edge at the 80cm mark.If a mass of 200g is suspended at Q,calculate the mass of
3 answers
asked by
Anonymous
360 views
At 2,000 K, the equilibrium constant for the reaction below is Kc = 3.92.
Br2(g) ⇌ 2 Br(g) What is the percent dissociation of
3 answers
asked by
layla
803 views
2NoBr>2NO+Br2 Kc=0.064
At equilibrium a 1.00L flask contains 0.030mole NOBr and 0.030mole of NO.How many moles of Br2 are
3 answers
asked by
Anonymous
973 views
Use the henderson-hasselbalch equation to predict the change in pH when 0.50ml of 1M HCl is added to 40mL of .10M buffer at pH 6
11 answers
asked by
Heidi
814 views
Calcium Oxide is used to remove pollutant SO2 from smokestack gases. The ΔG° of the overall reaction
CaO (s) + SO2 (g) + ½ O2
4 answers
asked by
Moe
1,744 views
For the reaction Ag2S(s) ⇌ 2 Ag+ (aq) + S2- (aq), what happens to the equilibrium position if ammonium sulfate is added?
A)
3 answers
asked by
Mimi
3,548 views
At a high temperature, the equilibrium constant for the decomposition of hydrogen iodide is 65.0. If the initial concentration
3 answers
asked by
Laura
1,301 views
At a high temperature, the equilibrium constant for the decomposition of hydrogen iodide is 65.0. If the initial concentration
4 answers
asked by
erika
1,638 views
If the equilibrium constant is much less than 1, what can you conclude about the concentrations of the reactants and products?
A.
4 answers
asked by
erika
1,085 views
The equilibrium constant for the reaction Cu3(PO4)2(s) 3 Cu2+(aq) + 2 PO43–(aq) is K = 1.40 x 10–37. Suppose that a beaker
4 answers
asked by
jess
2,868 views
For the equilibrium system below, which of the following would decrease the concentration of 𝑃𝐶𝑙3(𝑔)?
𝑃𝐶𝑙3(�
4 answers
asked by
Help:(
882 views
For the following reaction at equilibrium, which change would shift the position of equilibrium toward forming more products?
3 answers
asked by
maria
983 views
a sea saw consist of a uniform bar 4m long and of mass 2kg. a boy of weight 42N sits at end of the sea saw while another boy of
4 answers
asked by
dawodu ibukun
832 views
a uniform meter stick is at rotational equilibrium when 220 g is suspended at 5 com, 120 g is suspended at 90, and the support
3 answers
asked by
Hannah
1,482 views
home / study / questions and answers / science / chemistry / balance the following example of a heterogeneous ...
Your question
3 answers
asked by
martika
1,952 views
For the reaction CH3OH(g)←→CO(g) + 2H2(g),
a. Determine ΔHo and ΔSo for the reaction at 298K b. Determine the entropy
4 answers
asked by
Mall
1,429 views
A United Nations toxicologist studying the properties of mustard gas, S(CH2CH2Cl)2, a blistering agent used in warfare, prepares
4 answers
asked by
Anonymous
1,910 views
A mixture of 3.00 volumes of H2 and 1.00 volume of N2 reacts at 344 C to form ammonia. The equilibrium mixture at 110.0 atm
4 answers
asked by
Anonymous
1,568 views
You read a reversible reaction from left to right in the forward direction. This direction shows which of these occurring?
a) the
3 answers
asked by
Jennifer
713 views
The vapor pressure of liquid chloroform, CHCl3, is 100. mm Hg at 283 K. A 0.198 g sample of liquid CHCl3 is placed in a closed,
3 answers
asked by
ryan
3,148 views
The system in the Figure is in equilibrium. A mass M1 = 226.0 kg hangs from the end of a uniform strut which is held at an angle
3 answers
asked by
Katrina
779 views
Assuming the final concentration of chloride anion after the addition of HCl (precipitation step) was 0.1M, what is the
3 answers
asked by
Sophie
825 views
The equilibrium constant of the reaction CH3COOH (l)+C2H5OH (l)=CH3COOC2H5+H2O is 4.if one mole of each of acetic acid and ethyl
6 answers
asked by
karan
4,453 views
The equilibrium constant is 16 for the gas phase reaction SO2 + NO2 <--> SO3 + NO at a certain temperature. If 3.0 moles each of
4 answers
asked by
Amanda
1,000 views
A stoppered flask at 25 0C contains 250 ml water, 200 ml octanol, and 50 ml of air. An unknown amount of o-xylene is added to
3 answers
asked by
gift
1,104 views
at an equilibrium mixture of PCl5, PCl3, and Cl2 has partial pressures of 217.0 Torr, 13.2 Torr and 13.2 Torr respectively. a
3 answers
asked by
lasya
5,855 views
Some N2 and H2 are placed in an empty 5.00 liter container at 500 degree celcius. When equilibrium is established, 3.0mol N2,
3 answers
asked by
Adigun
516 views
The equilibrium constant, Kc, for the equilibrium
N2O4(g)←→2NO2(g) is 4.6×10−3 . If the equilibrium mixture contains
4 answers
asked by
Anonymous
1,757 views
for the reaction at 20 C
NH3 (aq) + H+ (aq) <----> NH4+(aq) the equilibrium constant is calculated to be K=4.5 x 108
4 answers
asked by
Brigitte
1,479 views
A sealed 1.0L flask is charged with .500mol I2 and .500mol Br2 and an equilibrium reaction esues: I2(g)+Br2(g)=2IBr(g)
When the
4 answers
asked by
Jonah
1,754 views
A 100 L reaction container is charged with 0.724 mol of NOBr, which decomposes at a certain temperature** (say between 100 and
4 answers
asked by
Anonymous
979 views
1. Market demand is given as QD = 250 – 0.5P. Market supply is given as QS = 2P. In a perfectly competitive equilibrium, what
3 answers
asked by
sarah
2,528 views
Consider the following equilibrium:
NH4Cl(s)--->NH3(g) + HCl(g) Suppose a vessel containing NH4Cl(s), NH3(g) and HCl(g) is at
4 answers
asked by
Lisa
2,991 views
2. Given the following data, calculate the Keq for the denaturation reaction of β-lactoglobin at 25 oC.
Δ Ho = -88 kJ/mol, Δ
4 answers
asked by
Blake
941 views
The molar concentrations for the reactants and products at equilibrium are found to be [HCl] = 0.80 M, [O2] = 0.20 M, [Cl2] =
4 answers
asked by
tracy
3,112 views
The tightrope walker gets tired and decides to stop for a rest. During this rest period, she is in translational equilibrium.
3 answers
asked by
Lily
2,497 views
Consider the reaction: N2O4(g) <--> 2NO2(g)
delta H^o =58.576kJ; Keq =0.87 at 55degrees celsius What is the effect of each of
4 answers
asked by
Danielle
2,674 views
A study of the system, H2(g) + I2(g) == 2 HI(g), was carried
out. Kc = 54.9 at 699.0 K (Kelvin) for this reaction. A system was
3 answers
asked by
jayla
1,221 views
Consider this system at equilibrium.
A(aq) <-> B(aq) Delta H = +750 kJ/mol .. What can be said about Q and K immediately after an
4 answers
asked by
Tracy
6,147 views
In the reaction below:
Increasing the concentration of Cl2 will _____ at equilibrium. HAVE NO EFFECT
4 answers
asked by
krystal
2,514 views
a 1.00-mol sample of phosphorus pentachloride placed in 10.0-L reaction flask and allowed to come to equilibrium at 250 degrees
3 answers
asked by
MIndy
805 views
For the equilibrium Br2 + Cl2 goes to 2BrCl at 400 K ,Kc = 7.0. 0.30 of Br2 and 0.30 of Cl2 are introduced into a 1.0 L-
3 answers
asked by
erika
1,123 views
50) the monthly demand and supply functions for the Luminar desk lamp are given by
p=d(x)= -1.1x^2 + 1.5x + 40 p= s(x)= 0.1x^2 +
4 answers
asked by
Steff
2,082 views
a) The OH- concentration of 0.050 M ammonia, NH3, is 9.5x10^-4. Write the equilibrium equation for its ionization and the
3 answers
asked by
E.G.
558 views
balance the followig example of a heterogeneous equilibrium and write its reaction quotient, Qc:
S8 + F2=SF6 i've balanced it i
4 answers
asked by
Stephany
1,511 views
Which is the correct form of equilibrium expression of the following reaction.
2PbS(s)+3O2(g)reverse arrow 2PbOs + 2SO2g Why is
3 answers
asked by
Helen
1,827 views
A mixture is prepared with [CO] = 0.035, [Cl2] = 0.015, and [COCl2] = 0.95. It is known that Kc for the equilibrium is 1.2 x
4 answers
asked by
CC
1,034 views
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