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What is the osmotic pressure of a solution made from dissolving 50.0g of glucose rm C6H12 O6 in 250mL of water at 36.0 C
Calculate the molar solubility of Fe(OH)2 in a buffer solution where the pH has been fixed at the indicated values. Ksp = 7.9 x 10-16 , Ph=7.5
What is the mass percent of a sodium fluoride solution prepared by dissolving 0.64 moles of sodium fluoride into 63.5 grams of water?
Nitartion of ferrocene not possible why, Ferrocene cannot be nitrated using the conventional HNO3-H2SO4 mixed acid conditions, even though nitration is an electrophilic aromatic substitution reaction. Explain.
An underground reservoir contains natural gas at a pressure of 425 kPa and a temperature of 15 °C. If the volume of the reservoir is 1.3 x 104 kL
If, when you are extracting an aqueous solution with an organic solvent, you are uncertain as to which layer in the separatory funnel is aqueous, how could you quickly settle the issue?
Benzoic acid was made in a reaction along with product and benzoic acid needs to be removed using extraction. How can this be done. The solvent is CH2Cl2
What is the difference (in pH units) between the initial pH of a 0.20 M NH3 / 0.20 M NH4Cl buffer to the pH of the buffer after the addition of 10.0 mL of 0.10 M HCl to 65.0 mL of the buffer
Identifying Organic Compounds, A colorless liquid A (C3H6O) was soluble in water and ether, and had a boiling point of 94-96 degrees Celsius. It decolorized a Br2-CH2Cl2 solution and gave a positive ceric nitrate test
its clay concentration and the CEC of the clay be able to estimate the draction of CEC due to organic matter in the sample
What individual atoms or functional groups could you add to the carbons to make the molecule hydrophobic?
All numerical answers must be reported to the correct number of significant figures. A piece of mineral believed to be galena (PbS) with a mass of 744.5 g displaces 48.6 mL of water. What is the density of the mineral
A mass of mercury occupies 0.750 L. What volume would an equal mass of ethanol occupy? The density of mercury is > and the density of ethanol is 0.789 g/mL.
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