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If the pH of a bicarbonate-carbonic acid buffer is 7.90. Compute the ratio of the concentration of carbonic acid (H2CO3) to that of the bicarbonate ion (HCO3-).
Draw the expanded structural formula for the following condensed formula.
Describe in detail(ex:individual resins used, etc) the purification of a protein from bovine liver that has the following characteristics
Enter the net ionic equation for the reaction of aqueous sodium chloride with aqueous silver nitrate Imagine that andA, B are cations and X,Y Z,, and are anions, and that the following reactions occur
With regard to the solutions you discarded in this experiment a. Classify the salt discarded from the centrifuge tubes in Step 11.
which of the following conceps best describes the reason that atoms are larger and electron energies are weaker as you
Titration of a Weak Acid with a Strong Base, Find the pH before, at, and after equivalence point of 35 ml of 0.15 M lactic acid with 0.18 M NaOH.
State the reaction A+2B -> products has the rate law, rate = k[A][B]^3. If the concentration of B is dobled while that of A is unchanged, by explain what factors will the rate of reaction increase
In our world, starch is a polymer formed from a songle monomer unit, D-glucose. How would starch in a mirror image land differ from our starch and draw the structure of the monomer unit.
Write the formula of the nine chemical substances mentioned in the introduction. Classify each as either a molecular compound, an ionic compound, a molecular element, or a metal. For the copper cycle experiment
how many liters of hydrogen gas are collected over water at 18 degrees celsius and 725 mmhg when 0.84g of lithium
calculate the energy, in joules and calories, lost when 75.0 g of water cools from 86.4 degrees celsius to 2.1 degrees celsius
Assume that the volume of the mixture equals the sum of the pure components volumes. Also assume that all alcohol and water are completely miscible. Calculate the densities (kg/m3) of solutions A and B and the mixture containing 25% ethyl alcohol ..
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