What mass of ammonium chloride should be added to 245l of a
What mass of ammonium chloride should be added to 2.45L of a 0.145M NH3 in order to obtain a buffer with a pH of 9.45?
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A major leaguer hits a baseball so that it leaves the bat at a speed of 28.0 m/s and at an angle of 35.3 degrees above the horizontal. Calculate the vertical component of the baseball's velocity
A diode is fabricated with Na>>Nd. What value of doping isrequired on the lightly doped side to achieve a reverse-break down of 1000V if the semiconductor material breaks down at a field of300kV/cm
The mass of the final solution is 73.0 grams, and its heat capacity is 3.85 J/g°C; the heat capacity of the calorimeter is 5.0 J/°C. Calculate the Hreaction in kJ/mol metal.
A PN flip-flop has four operations, clear to 0, nochange complement, and set to 1, when inputs P and N are 00,01,10,11 are respectively. a) Tabulate the characteristic table b) Derive the characteristic equation.
What mass of ammonium chloride should be added to 2.45L of a 0.145M NH3 in order to obtain a buffer with a pH of 9.45
A child slides down a slide with a 23° incline, Calculate the coefficient of kinetic friction between the slide and the child
Assume currency R depreciated by 9% against currency S, between T0 and T1. The spot rate at T1 is: R 0.80 / S. Calculate the spot rate at T0, expressed as S / R.
A circuit has a power factor of 86.6% lagging and your multimeter indicate it is operating at 240VAC with acurrent draw of 12.5 A Find Apparent power, real power, reactive power of the circuit. Draw colmplex power triangle
A parallel plate capacitor in air has a plate separation of 1.5 cm and a plate area of 25 cm^2. Determine the charge on the plate after immersion
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