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A 50 ml sample of barium hydroxide is titrated with 0.475 M perchloric acid solution. The 2nd equivalence point is reached when 37.5 ml of the base is added.
Question- What was the original concentration of the barium hydroxide? Describe you answer in detail
calculate the moles of ammonia produced (e) calculate the partial pressures of all species in the system (f) the total pressure in the system
If 2.50 g CuSO4 are dissolved in 8.0 x 102 mL of 0.25 M NH3, what are the concentrations of Cu2+, Cu(NH3)42+, and NH3 at equilibrium
How many mols of nitric acid would be in 1375 ml of the acid solution at a pH of 3.75. What would be the [H+] and [OH-] of a solution at pH=10.50
Calculate the percent composition of copper in the hydrate CuSO4.5H2O based on atomic weight data.
It is desired to inflate a baggie with a volume of 869 milliliters by filling it with hydrogen gas at a pressure of 0.847 atm and a temperature of 296 K. How many grams of H2 gas are needed? answer in g please
For the reaction: H2+ClO2 = 2 HOCl; K=0.0900; what us the concentration of (HOCl), at equilibrium if 0.0230 mol of H2 and 0.0230 mol of ClO2
State the balanced net equation for the reaction that takes place when 0.1 M solutions of cadmium (II) nitrate and ammonium carbonate are mixed.
The specific heat capacity of a certain monatomic solid is 0.392J*k^-1*g^-1. The chloride of this element (XCl2) is 52% chlorine by mass.
The equilibrium constant Kc for this reaction is 1.2 102 at 150°C. What is the direction (forward or reverse) needed to attain equilibrium at 150°C
1.00 mol/s of methane (CH4) is combined with 2.00 mol/s of oxygen (O2) as well as completely combusted isothermally to CO2 as well as H2O vapor at 500°C and 1 atm. Explain how much heat (in kJ/s) is necessary for this process. Explain the standard..
Calculate te theoretical quantities of thionyl chloride and sodium borohydride needed to convert benzoin to E-stilbene.
State the formula for the compounds that ferricyanide would form with the cations of elements 3,13, and 30
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