If the equilibrium concentration of cd2 ion is 15 x 10-6 m
If the equilibrium concentration of Cd2+ ion is 1.5 X 10-6 M, calculate the equilibrium concentration of OH- in an aqueous equilibrium between solid Cd(OH)2 and its ions. (Ksp for Cd(OH)2 is 2.5 X 10-14)
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An intergrated circuit temperature probe is rated at 0-10 volts dc over a 0-175 degrees Celsius range. What is the temperture when the output voltage is 3.65 volts dc
Calculate [H+], pH, [OH-] and pOH in a solution in which lactic acid, HC3H5O3, concentration is 0.250 M and the lactate ion concentration is 0.125 M.
a cicuit with a 112.0 m aluminum wire, with a diameter of 0.182 mm, what is the potential difference applied to the circuit after the wire is cooled
An AC induction motor is rated at 900 rpm, 200V, 60HZ 3-phase. If reduce the motor speed by reducing the line frequency to 20HZ, what should be the line voltage
Iron and oxygen react to form iron(III) oxide; 4Fe(s)+3O2(g)-->2Fe2O3(s). Determine the limiting reactant in each of the following mxtures of reactants
After a package is ejected from the plane, how long will it take for it to reach sea level from the time it is ejected Assume that the package, like the plane, has an initial velocity of 200 mph in the horizontal direction.
Cooling water from a river flows through the condenser (the low-temperature heat exchanger) at the rate of 1.2×108L/h (?30 million gallons per hour). If the river water enters the condenser at 18?C, what is its exit temperature
Design low pass active filter with a cutoff frequency t at 10kHz or more by 30db and have the pass band gain positive that does not deviate from 20db by more than 3db. The pass band frequency needed is 800Hz and below Derive transfer function
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