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"Scope Creep" Please respond to the following:
Assign an oxidation number to each atom in the following compound: K2CrO4 , H2SO3, FE(OH), Fe O H
the vapor pressure of n-heptane (n-C7H16) is 92mm use raoults law to calculate the vapor pressure at 40 degree C of a 3:1 molar mixture of n-pentane and n-heptane do the same for a mixture containing 50 g of each component.
Describe why barium must be disposed of properly. What are the health effects of excess barium in drinking water? What is the maximum allowable concentration of barium in public water systems?
The density of an unknown metal is 2.64 and its atomic radius is 0.215 . It has a face-centered cubic lattice.Find the atomic weight of this metal.
a sample of sodium dichromate na2cr2o7 is placed into a container by itself. the sample of material in the container is
Predict what a plot of temperature versus the volume of distillate will look like for the simple distillation and the fractional distillation of (a) a cyclohexane-toluene mixture and (b) an ethanol-water mixture.
The radius of the Earth is approximately 6370 km. if one could dig down straight towards the center of the Earth, one would find that the innermost 3480 km (the core) has an average density of about 11.g/cm^3.
What word is used to describe a pathway that functions in both degradative and biosynthetic reactions
How do you derive Michaelis-Menten equation? Not a specific problem but the general written out mechanism to get to an answer.
Calculate D for hemoglobin in water at 25 degrees celsius ( ? = 0.89 cP ), given that Vm= 48000 cm^3/mol for hemoglobin. Assuming the molecules are spherical and estimate the volume of a molecule as Vm/ Na.
Water is placed into a calorimeter. when 1 gram of an ionic solid is added, the temperature of the solution increases from 21.5 C to 24.2 C as the solid dissolves.
Explain how many calories are required to heat 256g of water from 20C -99C? Explain how many calories are required to heat the same mass of iron through the same range temperature
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