Concentration of formamide at equilibrium
If a reaction vessel initially contains only CO and NH3 at concentrations of 1.00M and 2.00M, respectively, what will the concentration of HCONH2 be at equilibrium?
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The work function of silver is 7.59x10^-19J. what is the longest wavelength of electromagnetic radiation that can eject an electron from the surface of a piece of silver
A sample of nitrogen in a 4.5L container at a temperature of 27 degrees C exerts a pressure of 4.1 atm. Calculate the number of moles of gas in the sample.
Calculate the root mean square (rms) average speed of the atoms in a sample of xenon gas at 0.11 atm and -37C.
Optically pure 2-octyl sulfonate, a compound with a leaving group comparable to the tosylate and mesylate groups discussed in this chapter, was treated with varying mixtures of dioxane and water as solvent
A total area of 3.63*10^8km^2, and an average concentration of dissolved gold of 5.8*10^-9g/L. a) how many grams of gold are in the oceans? b) how many m^3 of gold are in the oceans?
How many moles of NaOH must be added to 0.550 L of 0.191 mol/L HC3H5O2(aq) to obtain a solution with pH=4.7? Assume the temperature is 25oC. (For HC3H5O2, pKa=4.89 at 25oC).
Why Metals easily lose their electrons, and nonmetals gain electrons?
The volume of a gas is 2.50 L, measured at 1.00 atm. What is the pressure of the gas in mmHg if the volume is changed to 9.41 L
Explain, mechanistically, why the observed result of the bromination of trans-stilbene is anti addition of bromine, as opposed to syn addition
The heat of vaporization for the compound is 27.49 kJ/mol. Calculate the heat required to convert 27.0 g of C2Cl3F3 from a liquid at 12.00°C to a gas at 68.00°C.
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