Chemistry
Consider the following reaction that describes the solubility equilibria of solid Zn(OH)2 in aqueous solution (Ksp of Zn(OH)2 4.0x10^-17. Calculate molar solubility of Zn(OH)s in an acidic solution of pH5.0.
Physics, diffraction, interference, help!
3.Blue light (λ = 450 nm) shines on a diffraction grating that has 4000 lines/inch. A.Calculate the angle of the fourth-order image
Physics, diffraction
1. Yellow light of wavelength 580 nm shines on a diffraction grating with 4000 lines/cm. A.At what angles do the first-order and second-order maxima occur?
physics
Three different forces produce the same displacement: the vector Delta(r) starts at the left edge of your computer monitor and the tip points to the right edge of your monitor in a horizontal orientation. The first force has a magnitude of 10 N and it is pointing straight up, ...
Math
Yes IT IS!!100% correct good job!
physics
A 1.03 kg mass is attached to a spring of force constant 10.6 N/cm and placed on a frictionless surface. By how much will the spring stretch if the mass moves along a circular path of radius 0.525 m at a rate of 2.20 revolutions per second?
physics
You are in the lab with a 10 V battery. You have a 10 W light bulb and you want to put 1/2 A of current through the light bulb and 5 V across the light bulb. This will allow the light bulb to have a brightness proportional to 2.5 W. Assuming any resistors that you need, design...
Calculus
Never mind. I was able to figure it out.
Calculus
Find the derivative of f(x) = ln(13e^(5x) + 2)
Physics
A wire of cross-sectional area 5.00x10^-6 m^2 has a resistance of 1.75 ohm. what is the resistance of a wire of the same material and length as the first wire, but with a cross-sectional area of 8.75x10^-6 m^2? I really want to understand what to do here, so detailed steps wil...
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