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A mixture of 1.374g of H2 and 70.31g of Br2 is heated in a 2.00L vessel at 700K and these substances react according to
H2(g) + Br2(g)----------- 2HBr(g)
at equilibrium the vessel is found to contain 0.566g of H2
calculate the equilibrium concentrations of H2 and Br2 and HBr?
calculate Kc
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What is the change in pH when 0.005 moles of HCl is added to 0.100 L of a buffer solution that is 0.100 M in CH3CO2H and 0.100 M NaCH3CO2? The Ka for acetic acid is 1.8 x 10 -5.
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Which of the following has only a single peak in the proton NMR spectrum
At 25C, H2O2 decomposes according to the following equation. 2H2O2(aq) => 2H2O (l) + O2(g) .55V
a sample of H2O with a mass of 46.0 grams has a temperature of -58.0 C. how many joules of energy are necessary to heat the steam from 100.0 degrees Celcius to 114.0 degrees celcius if the specific heat of steam 2.01J/g degrees celcius.
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