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You have 27.5 L of a 65.6% by volume (% v/v),water-based dye solution. Calculate the volume of pure dye and water that were used to prepare the solution. You may assume that volumes are additive.
which of the following solutes is likely to be most soluble in water
D-xylose residues are present in the greatest amount and are attached by ß (1->4) glycosidic bonds. Draw the structure of a disaccharide consisting of D-xylose
identities of the components in a mixture by Gas chromatography may be determined by the technique called "spiking".
Problem- A) For 490.0mL of pure water, calculate the initial pH and the final pH after adding 0.020mol of HCl. Express your answers using two decimal places separated by a comma.
Given that an atom of a semiconductor has a diameter of 3.33 , what is the maximum number of moles that fit in the channel of a processor chip that is 76.5 long, 74.1 , wide and 545 thick. Assume that the atoms stack in a simple cubic arrangement...
Use the van der Waals parameters for chlorine to calculate approximate values of (a) the Boyle temperature of chlorine and (b) the radius of a Cl2 molecule regarded as a sphere.
Identify the compounds present in the mixture and determine the percent by mass of each in the original sample. 1 Identity and % (wt/wt)= 2 Identity and % (wt/wt)=
iron was heated to 275.1 c and placed into 272 g of water at 19.8 c the temperature of the water rose to 25.6 c.
the vinegar neutralizes the baking soda and converts it to CO2 gas, which bubbles out of the solution. Find out the limiting reagent in this reaction and compute the mass of CO2 produced.
The FDA recommends that women who are pregnant avoid eating more than three 6.00-oz servings of bluefish per month because of the relatively high mercury levels in that type of fish.
How much heat must be absorbed by the six pack to lower its temperature from 25.0C to 5.0C?
the quantity 432 mg of a monoamino monocarboxylic amino acid isobserved to consume 7.39 meq of acid and base in the
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