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For the following reaction, 53.1 grams of barium hydroxide are allowed to react with 33.5 grams of sulfuric acid.
barium hydroxide (aq) + sulfuric acid (aq) barium sulfate (s) + water (l)
What is the maximum amount of barium sulfate that can be formed?
What is the FORMULA for the limiting reagent?
What amount of the excess reagent remains after the reaction is complete?
What is the [H3O+] of a solution measured to be 0.2 M in sodium acetate and 0.4 M in acetic acid. Ka = 1.8 x 10^-5
An oxygen tank kept at 20 degree C contains 28.0 moles of oxygen and the duage reads 31.0 atm. after two weeks, the guage reads 10.5 atm how many moles of oxygen
What is the average mass of calcium in each sample? (Assume that the relative uncertainties in atomic mass are small compared the uncertainty of the total mass.)
If the compound dichlororodifluoromethane (CCl2F2) has a normal boiling point of -30C a critical temperature of 112C as well as a corresponding critical temperature of 40 atm. Explain if the gas is compressed to 18atm at 20C, will the gas condense..
Calculate the molar mass of the unknown. Assume that the molal freezing point depression constant of water is 1.86°C•kg/mol and that the freezing point of water is 0.00°C. Please show all calculations in solving the problem
Determine the molarity of K^+ ions in the original solution.
At 27°C, a sample of sulfur dioxide (SO2) has a volume of 30.0 mL.
which of these is true about the following reaction?
Describes the relationship between the complex formation equilibrium constant, Kf, and the complex dissociation equilibrium constant, Kd, for the Fe(CN)6 3- complex ion?
question a 25.00-ml sample of an unknown h3po4 solution is titrated with a 0.100 m naoh solution. the equivalence point
What is the change in internal energy of the gas? Assume the pressure stays constant.
A 5.00 mL standard phosphate solution containing 45.0 mg of phosphate per liter is added to a second 2.00 mL sample and diluted to 100.0 mL. The absorbance of this solution is 0.506 at 700 nm. Calculate the concentration of phosphate in the origin..
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