when reaction coefficients are multiplied by n, ( done n times) then the equilibrium constant value changes to the power of n.
When equation is reversed, equilibrium constant gets inversed.
Consider the following generic reaction: A+2B→C+3D, with ΔH = 111 kJ . Determine the value of ΔH for each of the following related reactions. A. 3A+6B→3C+9D B. C+3D→A+2B C. 1/2C+3/2D→1/2A+B
Solve the problem. a + 2b + 2d 1 c+d : a b, c, d in R -3a-6b+ 4c-20 Let H=11 -c-d Find the dimension of the subspace H. Oa OOO dim H = 1 dim H = 3 dim H = 2 dim H = 4
The reaction A + 2B → C proceeds according to the rate law, rate = k[A][B] with k = 6.05 x 10-3 M-1 min-1. Assume that at the start of a particular reaction, [A] = 0.275 M, [B] = 0.0950 M. What is the initial rate of reaction? What is the rate when half of B has reacted? Give units! [Remember: ln(ab) = ln(a) + ln(b)]
3. (15 Points, due Thurs 07 Nov) For the following reaction: A(s)+2B(8) = C(g), Kp <<1.0 @298 K, AH<0.0 What would be the effect on the final equilibrium amount of C(g) if a gaseous mixture originally at equilibrium with a large excess of A(s) at 298 K is subjected to the following changes: a. More B(g) is added b. A catalyst is added c. The mixture is transferred to a reaction vessel of greater volume d. C(g) is removed e....
Consider the reaction. A(aq)↽−−⇀2B(aq)?c=2.02×10−6 at 500 K If a 4.20 M sample of A is heated to 500 K, what is the concentration of B at equilibrium?
Given the equation: 3A(aq) + 2B(aq) = 3C(aq) + 2D(aq) When 45.0 mL of 0.050M do A in mixed with 25.0 mL of 0.10M of B, the concentration, at equilibrium, of C was found to be 0.021M and D at 0.014M. Calculate Kc. {Tip: Moles of A that reacted = moles of C thats produced and moles of B that reacted = moles of D produced at equilibrium. From their molarities, use the total volume of the mixture. number of...
A substance (A) reacts to form another substance (B): 3A(g) --> 2B(g) The reaction is run at a particular temperature with the concentrations of A and B monitored over time and plotted in the graph. At what time was equilibrium first reached and what is the approximate value of the equilibrium constant? [B] concentration/M (A) 0 10 20 30 40 50 60 70 80 90 time / min 100 110 120 130 140 150 0 Equilibrium was reached at 70...
Consider the reaction. A(aq) - 2B(aq) K-1.14 x 10-6 at 500 K If a 4.20 M sample of A is heated to 500 K, what is the concentration of B at equilibrium? B-
3. A reaction 2A 2B + C is known to follow second-order kinetics, with k = 7.20x10*M's' at 25.0 °C. (20 points) During one experiment, the initial concentration of A is [A]. = 0.120 M (a) Calculate the half-life (1,2), in hours, for this experiment. (b) Calculate the initial reaction rate (in M/s) for this reaction (4 points) (c) How long will it take (in hours) for the concentration of C to reach [C] = 0.0540 M (6 points) (d)...
Given the following energy profile for the reaction A+2B- C. 250 200 E (k.) 150 100 Reaction Coordinate The activation energy. Ea for the reaction is o 500 o 10011 15010 20010 None of these is correct