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In the acid catalyzed hydrolysis of starch, how can you tell when the hydrolysis of starch is complete? Why does the test work this way? What is the monosaccharide that results at the end?
Calculate the potential volume of the gas contained in 500-mL aerosol can when it is heated from 25 degrees C to 54 degrees C (approx. 130 degrees F) assuming a constant pressure.
Calculate the pH of each of the following solutions.
Write the electronic configuration in sublevels for the following atoms
Standard Temperature Pressure and Volume, The respiratory rate of a person is 20 breathes per minute. If every average breath is about 310cm^3 of air at 22C and 740mmHG
A saturated solution (aqueous) of the acid contains 11 g/L and has a pH = 2.94. What is the value of the acid dissociation constant?
A solution containing 82.0 g of ascorbic acid dissolved in 230 g of water has a density of 1.22 g/mL. Calculate the molarity of ascorbic acid in the solution.
solution of the nonvolatile solute ethylene glycol, C2H4(OH)2, in water is prepared. Calculate the vapor pressure of the solution to three significant figures.
orbitals in the HCl molecule, taking ?= -1.0 eV and the ionization of energy of atomic chlorine as 13.1 eV.
Discuss how to find the molar mass of a compound, percent composition of the elements of a compound and how to determine the empirical and molecular formulas from percent composition.
How many molecules of acetylene (HCCH) react with 146 molecules of oxygen to produce carbon dioxide and water?
the volumetric flask during weighing by difference after recording the mass, how would it affect the final result for his calculated molecular mass of the metal carbonate?
Calculate the pH of a solution that is 0.20 M HOCl and 0.90 M KOCl. In order for this buffer to have pH=pKa, would you add HCl or NaOH?
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