Questions LLC
Login
or
Sign Up
Ask a New Question
Equilibrium
Page 8
Questions (1,743)
If K > 1 at 25°C and 1 atm of pressure, then which statement is true about the reaction's equilibrium?
A. There is always more
6 answers
asked by
James
541 views
If the supply and demand functions for a commodity are given by
p − q = 10 and q(2p − 10) = 2100, what is the equilibrium
2 answers
asked by
Brett
953 views
Two boys weighing 60 pounds and 80 pounds balance a seesaw. How many feet from the fulcrum must the heavier boy sit if the
4 answers
asked by
jade
1,950 views
The equlibrium contstant for equation
HNO2(aq) + H2O(l) <--> H3O+ (aq) + NO2-(aq) is Ka = 5.6 E-4 M at 25.0 C. What is the value
3 answers
asked by
College Student
848 views
Two blocks M1 and M2 are connected by a massless string that passes over a massless pulley as shown in the figure. M1 has a mass
3 answers
asked by
meg
1,790 views
Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the
4 answers
asked by
Jane
3,088 views
At 450oC the value of equilibrium constant for the following system is 6.59 x 10-3. If [NH3] = 1.23 x 10-4 and [H2] = 2.75 x
3 answers
asked by
SHIV
1,266 views
A reaction has a standard free-energy change of –10.30 kJ mol–1 (–2.462 kcal mol–1). Calculate the equilibrium constant
11 answers
asked by
Angely R.
2,662 views
What is an equilibrant?
(Points : 1) an object that has zero net force acting on it two chemical reactions proceeding at the same
7 answers
asked by
Gynelli
2,610 views
A biochemist prepares a lactic acid-lactate buffer by mixing 225 mL of 0.85M lactic acid with a Ka=1.38*10^-4 with 435mL of
4 answers
asked by
Mike
3,041 views
HCOOH(aq) <-----> H^+ (aq)+ HCOO^-(aq)
The equilibrium constant (Ka) for Reaction 3 at 25 °C is 1.80 × 10−4 mol dm−3.
6 answers
asked by
Mark
1,175 views
1.) What are the equilibrium partial pressures of CO and CO2 if co is the gas present initially, at a partial pressure of .912
4 answers
asked by
Ali
1,307 views
Five forces act on an object.
(1) 60 N at 90° (2) 40 N at 0° (3) 80 N at 270° (4) 40 N at 180° (5) 50 N at 60° What are the
3 answers
asked by
Conner
920 views
At a certain temperature , 0.960 mol of SO3 is placed in a 3.50 L container.
2SO3 ----> 2SO2 + O2 At equilibrium , 0.190 mol of
4 answers
asked by
Alexis Moran
2,883 views
the force required to maintain an object at a constant velocity in free space is equal to: b: the mass of the object.
c: the
4 answers
asked by
ellen
4,852 views
One cubic meter (1.00 m^3) of aluminum has a mass of 2.70 multiplied by 10^3 kg, and the same volume of iron has a mass of 7.86
3 answers
asked by
Z32
3,305 views
Consider the following equilibrium:
CaCO3(s)<->Ca 2+(aq) + CO3 2-(aq) Which of the following reagents, when added to the
4 answers
asked by
sh
3,096 views
What concentration of Ag+ is in equilibrium with 3.0×10−6 M Co(CN)3−6 and Ag3Co(CN)6(s)?
1 answer
asked by
Jack
393 views
Calculate the Ksp of a saturated solution of Mg(OH)2 upon titration with 0.0100 HCl in the presence of phenolphthalein indicator
3 answers
asked by
Amy
651 views
I posted this before and didn't get an answer but I'm still stuck...
A 3m long, 290N uniform rod is held in a horizontal position
3 answers
asked by
tyger2020
945 views
The system shown below are in equilibrium with m = 2.90 kg If the spring scales are calibrated in newtons, what do they read?
3 answers
asked by
haseeb
1,136 views
The equilibrium constant for the formation of phosphorus pentachloride is 1.9. If the partial pressure of each gas is 0.5 atm,
5 answers
asked by
erika
2,282 views
Carbon monoxide and hydrogen react according to the equation:
CO(g) + 3H2(g) CH4(g) + H2O When 1.00 mol CO and 3.00 mol H2 are
3 answers
asked by
Emily
1,055 views
The equilibrium constant, Kp, for the following reaction is 0.497 at 500 K:
PCl5(g) PCl3(g) + Cl2(g) Calculate the equilibrium
3 answers
asked by
Kayla23
2,223 views
2 Questions (Multi-choice and T/F, though not sure if they're right, and these 2 questions have no correspondence to each other)
7 answers
asked by
Ian
3,526 views
The ionization constant of HA is 1 × 10−6
. What must be the ratio of [A−] to [HA] for the preparation of a buffer solution
3 answers
asked by
Anonymous
1,086 views
At 200 °C, Kc = 1.4 x 10-10 for the reaction
N2O(g) + NO2(g) 3NO(g) If 0.174 mol of N2O and 0.337 mol NO2 are placed in a 4.00 L
2 answers
asked by
Anonymous
1,195 views
A chemist studying the equilibrium N2O4(g)<----->2NO2(g) controls the temperature so that keq ( equilibrium constant)= 0.028. At
3 answers
asked by
Anonymous
936 views
What is the Kc for the following equilibrium at 500∘C,
N2(g)+3H2(g)⇌2NH3(g) [H2] = 0.50M , [N2] = 0.50M , [NH3] = 2.0M ?
3 answers
asked by
a
3,573 views
What is Kc for the following equilibrium? For phosphoric acid, Ka1=6.9x10^-3, Ka2=6.2x10^-8 and Ka3=4.8x10^-13
HPO4^-2 + OH^-
6 answers
asked by
Sara
1,038 views
2NF3(g) yields N2(g) + 3F2(g)
When 2.06 mol of NF3 is placed in a 2.00L container and allowed to come to equilibrium at 800K, the
4 answers
asked by
Robby
2,635 views
For the reaction below, KP = 1.6 × 106 at 400.0 °C. HCHO2( g ) <--> CO( g ) + H2O( g ) A mixture of CO( g ) and H2O(l ) was
4 answers
asked by
alifa
1,159 views
Consider the following reaction:
2NOCl(g) 2NO(g) + Cl2(g) Initially pure NOCl(g) is placed in a vessel at 3.00 atm. At
3 answers
asked by
Andrew
2,749 views
A body of weight 500N is liying on a rough plane inclined at angle 25 with the horizontal, it ir supported.by an effort P,
5 answers
asked by
Musty
2,243 views
Two colourless solutions are mixed in a stoppered flask. as the reaction proceeds, the resulting solution turns red, and a
4 answers
asked by
Danielle
986 views
A mixture of H2, S, and H2S is held in a 1.0-L vessel at 90°C and reacts according to the equation
H2(g) + S(s) H2S(g). At
4 answers
asked by
Yelnats
1,411 views
A 5.6 kg bag of groceries is in equilibrium on
an incline of 32�. The acceleration of gravity is 9.81 m/s2 . What is the
3 answers
asked by
newtothis
1,060 views
Given the reaction: SO2(g) + NO2(g) = NO(g) + SO3(g) H = -42.6Kj
How will the concentration of SO3 at equilibrium be effected by
3 answers
asked by
Jake Bell
1,487 views
The following equilibrium concentrations were observed for the Haber process at 127 oC:
[NH3] = 3.1 x 10-2 mol L-1 [N2] = 8.5 x
4 answers
asked by
xx
867 views
Water has an equilibrium vapor pressure of 23.8 mm Hg at 25 C. If 1.00 g H2O is sealed in a 20 L flask, what mass will remain in
3 answers
asked by
daniel
1,084 views
Write the balanced equation and solubility product expression for the solubility equilibrium of Mn3(PO4)2: i thought the answer
3 answers
asked by
Jake
2,791 views
If the reaction Fe2N(s) + 3/2H2(g) -> 2Fe(s) +NH3(g) comes to equilibrium at a total pressure of 1 bar, analysis of the gas
4 answers
asked by
Katie
2,192 views
If BaCO3 is placed in an evacuated flask, what partial pressure of CO2 will be present when the reaction reaches equilibrium?
298
5 answers
asked by
Ally
2,762 views
What effect (shift to the right or left) does an increase in temperature have on each of the following systems at equilibrium?
a)
3 answers
asked by
kyle
1,912 views
Kc=5.85x10^-3 at 25 degrees C for the reaction
N2O4(g)<-->2NO2(g) fifteen(15.0) grams of N2O4 is confined in a 5.00-L flask at 25
7 answers
asked by
confused
1,354 views
When solid NH4HS is placed in a closed flask at 28 C, the solid dissociates according to the equation:
NH4HS(s) <=> NH3(g) +
3 answers
asked by
ami
1,761 views
At 850 C, the equilibrium constant Kp for the reaction:
C(s)+CO2(g) >< 2CO(g) has a value of 10.7. If the total pressure in the
3 answers
asked by
Noemi
1,850 views
In a gaseous system at equilibrium with its surroundings, as molecules of A(g) collide with molecules of B(g) without reacting,
4 answers
asked by
A
1,684 views
The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the
3 answers
asked by
Panda
851 views
When a horizontal force of magnitude 14.7 Newton is applied to a body of mass 4 kg which is resting on a rough horizontal plane,
3 answers
asked by
????
124 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (67)
Acid-Base Chemistry
Acids and Bases
Algebra
Cellular Transport
Chemical Equations
Chemical Kinetics
Chemical Reactions
Chemistry
Chemistry/Physical Chemistry
Demand and Supply
Dominant Strategy
Economic Theory
Economics
Electric charges
Electric Fields
Electrostatics
Fluid Mechanics
Force
Force and Motion
Forces
Forces and Dynamics
Forces and Equilibrium
Forces and Motion
Forces and Tension
Forces and Torques
Gas Laws
Gas reactions
Goods market
Gravitation
Gravity
Inorganic Chemistry
Laboratory Techniques
Macroeconomics
Market
Market Dynamics
Mathematics
Mechanical Forces
Mechanics
Mechanics and Forces
Mechanics of Materials
Mechanics/Newton's laws of motion
Microeconomics
Motion
Newton's Laws
Newton's Laws of Motion
Phase Diagrams
Phases of Matter
Physical Chemistry
Physics
Reaction
Reaction kinetics
Reaction stoichiometry
Reactions
Reactivity
Reversible reactions
Science
Solubility
Solutions
Springs
States of Matter
Statics
Stoichiometry
Supply and Demand
Supply and Demand Analysis
Thermodynamics
Torque
Vectors