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You decide to prepare dilutions of the 10mM protein solutions to get more accurate results. A) How much of a 10mM protein solution would you need to prepare 3 mL of a 3mM protein solution? B)what size micropipette would you use to measure the volume of protein calculated in part a?
an unknown amount of CO2 occupies a volume of 9.04 L at 25°C and 1.17 atm pressure. How many moles of CO2 are there in this sample?
Chlorine has an average atomic mass of 35.453 amu. The main isotopes of chlorine are 35Cl which has an atomic mass of 34.968 amu and 37Cl, which has an atomic mass of 36.956amu. Given this, what is the percent abundance of each isotope in natural ..
What are the number average molecular weight and weight average molecular weight of the blend?
The vapor pressure of water at this temp is 22.4 torr. How many grams of each product were formed and how many grams of 2-heptene and oxygen did you start? R= 0.0820578 L*atm/K*mol.
If we assume that the volume change is due entirely to the density change (that is, neglect thermal expansion of the ice/water), what is the difference between the enthalpy change and the energy change during the process? Is this a significant dif..
what is the pH of a solution prepared by mixing 25 mL of 0.10 M methylamine with 25 mL of 0.10 M methylammonium chloride?assume that the volume of the solutions are additive and that Kb = 3.7 x 10^-4 for methylamine
If the wave functions describing the 2s and two of the 2p orbitals are combined, the identical orbitals form bond angles of what degree?
What information is gained from the UV-VIS data. Compound does not contain a conjugated system.
If all of these tires were burned with complete efficiency, by how much (in tonnes) would Earth's current atmospheric load of C02 increase
Determine the mass of solid sodium formate of MW 68.0 must be combined to 150 mL of 0.66 mol/L
Calculate delta S at the indicated temperature for a reaction having each of the following changes in enthalpy.
At high temperatures phosgene (COCl2) decomposes to give carbon monoxide CO and Cl2. In a typical experiment, 0.631 g of COCl2 is injected into a flask of volume 472 cc.
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