Determine the concentration of the species present
Determine the concentration of the species present at equilibrium if 0.10 mol of ethylenediamine is dissolved in 2.00 L of asolution that contains 6.5 x 10-3 M Ni2+.Kf of [Ni(en)3]2+ = 4.1 x1017
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If the mass center of the body is displaced 3 cm to the left of its equilibrium position and released from rest, describe the motion as a function of time.
A charged belt, 35 cm wide, travels at 40 m/s between a source of charge and a sphere. The belt carries charge into the sphere at a rate corresponding to 100 µA. Compute the surface charge density on the belt.
Determine the thermal efficiency of this cycle. Repeat the problem assuming the isentropic efficiency of the turbine is 87% and the isentropic efficiency of the pump is 85%.
The 4.0 V battery is then disconnected and replaced with a 5.0 V battery, with the positive and negative terminals connected in the same manner as before. How much additional charge flows to the positive plate?
Suppose you are planning to sample cat owners to determine the average number of cans of cat food they purchase monthly.The following standards have beed set: a confidence level of 99% and an error of less than five units.
The astronaut is strapped into a seat 4.00 m from the axis. What is the astronaut's tangential acceleration during the first 40.0 s?
Suppose a fast-food wishes to estimate averages sales volume for a new menu item. The restaurant has analyzed the sales of the item at a similar outlet and observed the following results:
If using the similitude assumption (e.g., keeping Re the same), what is the required length of the wind tunnel model if test speed is 80 m/sec?
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