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The following reaction has equilibrium constant Kc=32, calculate the equilibrium concentration of CH2O if 2.50 mol of CH2O is placed in an empty 5.0 L reaction chamber.
CO(g) + H2(g) <=> CH2O(g)
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An electron is ejected from a metal with a velocity 7.78 x10^5 m/s. If the metal has a threshold frequency of 9.90 x1014 Hz, what was the wavelength of the incident photon?
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