What is the emf of this cell and ph of solution
What is the emf of this cell when [Fe2+]= 1.5M , [Fe3+]= 1.8×10-2M , PO2= 0.47atm and the pH of the solution in the cathode compartment is 2.7?
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A Spring is compressed by 0.0800m and is used to launch an object horizontally with a speed of 2.40m/s. If the object were attached to the spring, at what angular frequency (in rad/s) would it oscillate?
Three uniform thin rods, each of length L = 39 cm, form an inverted U. The vertical rods each have a mass of 15 g; the horizontal rod has a mass of 32 g. What are (a) the x coordinate and (b) the y coordinate of the system's center of mass? (Give
Elaborate on whether and how the United States thought it was pursuing its national interest by turning to imperialism in the late nineteenth century and what America’s vital interests are today regarding this.
A converging lens of focal length 7.92 cm is 24.1 cm to the left of a diverging lens of focal length -5.97 cm. A coin is placed 11.1 cm to the left of the converging lens. Calculate the location of the coin's final image.
An electron with an initial speed of 5.50×105 {rm{ m/s}} is brought to rest by an electric field. What was the potential difference that stopped the electron?
You have a friend who lives near the Canadian border and makes road signs. He is often asked to make a sign that specifies distance in miles and kilometers. His boss only gives him the number of miles and he must convert miles to kilometers. W
The displacement of a certain moving body is given by
Kc=0.0420. The concentration of the products at equilibrium are [PCl3]=0.160 M, and [Cl2]=0.230 M. What is the concentration of the reactant PCl5 at equilibrium?
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