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Considering the given reaction: 3 BaSO4(s) + 2 AlCl3 (aq)®Al2(SO4)3(aq) + 3BaCl2 (aq) Write the balanced equation for the reaction if 0.780 grams of Al2(SO4)3 was mixed with 0.950 g of BaCl2 and white precipitate barium sulfate was formed also determine Which one is limiting reagent and what would the theoretical yield be?. Determine the percent yield of barium sulfate If the actual yield = 0.456 grams?
Multiple choice questions in free energy change and What is the free energy change in kJ/mole?
Determine What is the final concentration and calculate what is the Ksp of this salt at temperature of 25 degrees Celsius?
Determine the ion notation for an atom with 18 electrons and 20 protons
Determine the molarity of a solution of sodium hydroxide (NaOH) if 27.9 mL of this solution combines exactly with 22.30 mL of 0.253 M
it is observed that a volume of 29.15 mL of KOH was neede to complete the process of titration. Determine what is the concentration of this unknown HCl solution?
What is the concentration of unknown acid solution? Write the neutralization reaction, balance it, name the products THEN Solve the problem above.
Determine what ventilation rate (minimum) in m3/hr will be essential to keep the carbon monoxide concentration in his garage from the dangerous level of 1600 ppmv? What is your answer in this case?
Using a sample of water with a mass of 46.0 grams at a temperature of -58. Degree Celsius calculates how many Joules of energy (E) are necessary to heat the ice to 0 degree Celsius. Specific heat of ice= 2.1 J/g C).
An unknown metal X with a mass of 28 grams absorbs 58 J of heat. calculate the heat capacity if Its temperature raises from 31.1 °C to 39.9 °C.
Compute the molarity of a solution prepared by dissolving 15.2 grams of CaCl2 in H2O with a solution volume equal to 5.00 x 10² millimeters.
Using a sample of 350. mL air is collected at 35 Celsius has a pressure of 550. torr. if it is allowed to expand to 425 mL at 57 Celsius then What pressure will the air exert?
Calculate the concentrations of all species at equilibrium for each of the given original mixtures. 1.2 mol of NOCl and 1.2 mol of NO in a 1.0-L flask? K = 1.6*10^-5 mol/L
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