Calculate the concentrations-equilibrium constant
The equilibrium constant Kc for the following reaction is 2.18x10^6 at 730degrees C.
H2(g) + Br2(g) 2 HBr(g)
Starting with 3.00 moles of HBr in a 12.0 L reaction vessel, calculate the concentrations of H2, Br2, and HBr at equilibrium.
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Calculate the volume of concentrated acid required to prepare 1.00 liter of 5.20-molar H2SO4.
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Calculate the uncertainty (in nm) in the position of an electron with the velocity of 2.00x103 m/s (the velocity is the same as in the preceding problem) and the uncertainty in the velocity is 1%.
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A 4.80 g nugget of pure gold absorbed 276 J of heat. What was the final temperature of the gold if the initial temperature was 26.0°C?
A corrosionist pipetted a 50.00 ml sample of an unknown brine and titrated it with 37.64 ml of 0.1024 M silver nitrate solution. Calculate the ppm of salt (NaCl)in the sample.
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