A student adds 330045g of potassium acetate to water and
A student adds 33.0045g of potassium acetate to water and then adds 7.0 ml of 1.0 M HCl to this . the resulting solution is diluted to 250.0 ml calculate the PH of the resulting solution.
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The decomposition of ammonia is 2NH3(g) = N2(g) + 3H2(g). If Kp is 1.5x10^3 at 400 degrees C, what is the partial pressure of ammonia at equilibrium when N2 is 0.10 atm and H2 is 0.15 atm
A 2,400 foot long, 2 foot diameter pipline conveys water from a hilltop reservoir to an industrial site. The pipe is made of ductile iron, has an outside diameter of of 2.25 feet, and has expansion joints.
A slowdown in the economy increases unemployment and decreases output. As a result of this action, there will be an increase in the quantity supplied of loanable funds. an increase in supply the of loanable funds.
to combat wasteful habits we often speak of "conserving engery", by which we mean turning off lights, find the difference in energy conservation and conserving energy
An astronomical telescope uses an eyepiece of power +100.0 D. what are the power of the objective and the magnifcation of the telescope
The lake has a surface area of 2 acres and a mean depth of 6 feet. The flow into the river is 200 cubic feet per second (cfs). The antibiotic is degraded naturally in the lake with a first-order rate constant of 0.002 s
A farsighted person has a near point of 60.0 cm for the left ye and a near point of 90.0 cm for the right eye. What power should contact lenses have to allow the person
How does the total effect of this $20 billion tax cut compare to the total effect of a $20 billion increase in government purchases? Why?
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