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(2.) How do soaps work, chemically speaking? Describe their chemical properties and give an example (including chemical formula) of a particular soap.
Complete the equations that illustrate bicarbonate ion's capability to function as a buffer. a) HCO3^-1 + H+ --> ? b) HCO3^-1 + OH- -->
Problem- A flask contains 0.350mol of liquid bromine, Br2. Determine the number of bromine molecules present in the flask.
what mass spectrometry techniw would be most effective in determining the chemical structure?
Problem- Find the pH of the equivalence point and volume (mL) of 0.200 M HCL needed to reach the equivalence point in the titration of 65.5 mL of 0.234 M NH3.
a mass of 47.5 g of h2os at 273 k is dropped into 225 g of h2ol at 298 k in an insulated container at 1 bar of
Calculate the equilibrium concentrations of H3O^+, A^-, and HA in a 0.040 M solution of the acid, along with the pH of the solution.
Classify the following as Arrhenius, Bronsted-Lowry, or Lewis acid-base reactions. A reaction may fit all, two, one, or none of the categories. Cu^2+ + 4Cl- --> CuCl2^2-
Draw (2R,3R)-2-bromo-3-phenylpentane in the conformation from which it is most likely to undergo E2 elimination to give 3-phenyl-2-pentene.
Problem- A bag of pretzels has a mass of 279.2 grams and costs $1.69. If a bag contains 20 pretzels, what is the cost of a pound of pretzels
For the above current at 3.01 V, how much electrical energy (in kw-hr) is consumed in the production of 1 kg of aluminum? (A kW-hr is 3.6 x106 J.)
Question- Ocean water typically contains 35 moles of salt ions dissolved in each 1000 moles of water. Assuming that ocean water has the same density as pure water convert this ratio into a molarity and calculate the expected osmotic pressure betwe..
Suppose that 0.92 of water condenses on a 85.0 block of iron that is initially at 22. If the heat released during condensation goes only to warming the iron block, what is the final temperature (in ) of the iron block? (Assume a constant enthalpy ..
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