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Why does it make sense to consider workforce planning and aggregate planning simultaneously in many situations?
Determining the Densities of Known Sugar Solutions. Draw up enough solution D to half fill a clean, dry 10-mL volumetric pipet. Use this solution to rinse the inside of the pipet. Allow the rinse solution to drain into a 150-mL beaker, labeled "Dis..
Molybdenum crystallizes in a body-centered cubic array of atoms. The edge of the unit cell is 0.314 nm long. Calculate the density of this metal.
Frank and Oswalt report a molar absoptivity of 4700 L mol -1 cm-1 for the thiocyanatoriron(III) ion. What % T would you expect for a solutions that is 1.0x10-4 M in thiocyanatoiron(III) ion, if the path length is 1.00 cm
Consider the following combustion reaction: 2C4H10 + 13O2 -> 8O2 + 10H20. 125 g of C4H2O react with 415g O2.
The first thing you are asked to do in lab is record the ambient temperature. Why is it necessary to know the temperature
What's the purpose of acetic acid and sodium acetate in the lab bromination and debromination of cholesterol?
Consider the gas phase reaction 2 HCL = H2 + Cl2 for which Kc = 16 at 523 Kelvin. If .030 moles of HCl is introduced into a 1 L vessel at 523 K
A molecule has two amino/ammonium groups with pKas of 8.9 and 10.8, and a carboxyl group with a pKa of 4.1. A biochemist has 100 mL of a 0.1 M solution of this compound at a pH of 8.3. She adds 40 mL of 0.1 M HCl. What is the pH of the resulting s..
What will the pH of the solution be when 0.1316 L of 2.1 M NaOH are added to the 421 mL of 0.501 M carbonic acid? How many mL of the 2.1 M NaOH are needed to raise the pH of the carbonic acid solution to a pH of 6.019?
Effect of hydrogen bonding on physical and chemical properties of those molecules and how the property of molecules change if Hydrogen bond is not present in the molecule.
50.0 g of N2O3 is decomposed according to the following reaction 2N2O3 --> 2 N2 + 3O2 . How many moles and how many liters of nitrogen are produced at 300 degrees Celsius and a pressure of 1350 torr?
Explain what would be the value for a phosphorus standard if it contained 0.035% KH2PO4 as well as if 0.2mL of the standard was used. Report in mmol/L
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