Explain equilibrium reaction at 25 degrees c

Reference no: EM13545451

What is the pH of a 0.125 M solution of the weak base B if (delta) H= -28.0 kj and (delta) S = -175 J/K for the following equilibrium reaction at 25 degrees C? B(aq) + H20 (l) <---> BH+ (aq) + OH- (aq)

Reference no: EM13545451

Questions Cloud

Obtain what is the angle of refraction : Light from the bottom of a swimming pool is incident on the surface at an angle of 20°. What is the angle of refraction

Find the buoyant force due to the air : A 70kg parachutist whose density is 1050 kg/m^3 is in free fall. Find the buoyant force due to the air and compare with the parachutist's weight

How to calculate the ph at the titration points : A sample of carbonic acid (0.125 L, 0.165 M, pKa1 = 6.35, pKa2 = 10.33) was titrated with 1.53 M NaOH. Calculate the pH at the following points: Before the titration. At the 1st midpoint. At the 1st stoichiometric point.

Estimate with what speed do you and the ball move afterwards : You are standing on a sheet of ice that covers the football stadium parking lot in Buffalo; there is negligible friction between your feet and the ice. If you catch the ball, with what speed do you and the ball move afterwards

Explain equilibrium reaction at 25 degrees c : What is the pH of a 0.125 M solution of the weak base B if (delta) H= -28.0 kj and (delta) S = -175 J/K for the following equilibrium reaction at 25 degrees C. B(aq) + H20 (l) BH+ (aq) + OH- (aq)

Explain what happened to the rest of the energy : a bullet moving at 200 m/s strikes a wooden block which has several hundred times the bullets mass. what happened to the rest of the energy

Determine what is the force on the wire : What is the angle between a wire carrying 8.30 A and the 1.20 T field it is in, What is the force on the wire if it is rotated to make a 90° angle with the field

State vapor in equilibrium with the liquid at temperature : The heat of vaporization (delta)Hvap of carbon tetrachloride (CCl4) at 25 degrees C, is 39.4 kj/mol. If 1 mol of liquid carbon tetrachloride at 25 degrees C has an entropy of 216 J/K, what is the entropy of 1 mol of vapor in equilibrium with the l..

Calculate what is the average field strength : A wire carrying a 32.0 A current passes between the poles of a strong magnet perpendicular to its field and experiences a 2.12 N force on the 4.00 cm of wire in the field. What is the average field strength

User Account

All Pages