Calculate kc for the reaction
A sample of pure NO2 is heated to 388C at which temperature it partially dissociates according to the equation:
2NO2(g)<->2NO(g)+O2(g)
At equilibrium the density of the gas mixture is 0.525 g/L at 0.755atm. calculate Kc for the reaction?
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A graduated cylinder contains 138 of water. A 19.0 piece of iron (density = 7.86 ) and a 25.0 piece of lead are added. What is the new water level in the cylinder?
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A 0.456 gram sample of an unknown monoprotic acid (let's call it HZ) was dissolved in some water (you pick the amount). Then the acidic solution was titrated to the equivalence point with 32.5 mL of 0.174 M KOH. What is the molecular weight of the
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