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- https://www.bartleby.com/questions-and-answers/excellent-combinations-of-hardness-strength-and-toughness-are-obtained-from-bainite.-one-heat-treate/7672e35d-6282-42a9-a62a-13fc93f02d0a12.What should we use a) to measure 5.50 g of CuSO4·5H2O: ______________________ b) To dry CuSO4 over silica gel and prevent it from absorbing water:Types of Co-Perciptation 1- Surface Adorption 2 - Mixed Crystal Formation 3- Occlusion 4- Mechanical Entrapment explain each type properly
- you've been tasked to compound 30 grams of a 0.5% Zinc oxide ointment. you have a stock preparation of zinc oxide 5% strength to mix with petrolatum to dilute the ordered strength. In what (parts) ratio could this be compounded?What is the best procedure for phosphorus extraction from biochar by organic acids?A 5.000-g soil sample was analyzed for potassium content by extracting the potassium using 10.00 mL aqueous ammonium acetate solution. Following the extraction, the soil was filtered and rinsed. The filtrate with rinsings was diluted to exactly 50.00 mL. Then, 1.00 mL of this solution was diluted to 25.00 mL, and this dilution was tested with an instrument. The concentration in this 25.00 mL was found to be3.18 ppm. What is the concentration of the potassium in the soil in ppm?
- Calculate the percent error in Avogadro's number calculated by using the following experimental data. Pipette calibrated as 30 drops/mlDiameter of the watch glas:15.5 cmNumber of drops to complete monolayer:23Concentration of stearic acid solution: 1.2x 10^-4g/ml.Explain the process of wet adsorption technique for control of NOx and SOx emissions?The %purity of a powdered crude sample of Na2CO3 containing only inert impurities is to be determined by reacting 225.0 mg of the crude sample to 10.0 mL of 3.00 M HCl solution, and bubbling the resulting CO2(g) product in water that is at exactly 29 °C. After the reaction has completed, the level of the liquid inside the eudiometer rests 4.30 cm above the water level in the beaker. The graduation on the eudiometer indicates that the trapped gas is 44.37 mL. The experiment was done under a barometric pressure of 755.2 torr. a. How many moles of CO2 were collected? b. What is the percent purity of the sample? Round off to the nearest whole number
- The %purity of a powdered crude sample of Na2CO3 containing only inert impurities is to be determined by reacting 225.0 mg of the crude sample to 10.0 mL of 3.00 M HCl solution, and bubbling the resulting CO2(g) product in water that is at exactly 29 °C. After the reaction has completed, the level of the liquid inside the eudiometer rests 4.30 cm above the water level in the beaker. The graduation on the eudiometer indicates that the trapped gas is 44.37 mL. The experiment was done under a barometric pressure of 755.2 torr. What CASE does this experiment satisfy?Give detailed Solution asapPercentage purity of a sample of 0.1350 g of As2O3 assayed iodometrically using 23.5 mL of 0.1055N iodine solution