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If a stream of hydrogen gas is ignited in air, the flame can than be immersed in a jar of chlorine gas and it will still burn. Write the balanced equation for the reaction that occurs in the jar. What is the oxidizing agent in the reaction?
A growth factor for cells was identified from extracts of rat brain. Preliminary characterization was done on this activity using several methods.
What product(s) are formed when you react Benzoyl Chloride with 4- Ethylaniline. Include any byproducts.
1 tylenol is found to absorb at245nma1668 in aqueous acid and at 257nma1715 in aqueous alkaliwhere a1 absorbancyif an
Lucite is 71.4% carbon, 9.59% hydrogen, and 19.01% oxygen. What is the empirical formula for Lucite?
What mass of solid sodium hypochlorite (molar mass = 74.44 g/mol) should be added to 1.0 L of 0.255M hypochlorous acid to make a buffer with a pH of 7.54?
Nylon undergoes depolymerization when heated in aqueous acid. Propose a reaction mechanism that accounts for this fact, using curved arrows to symbolize the flow of electrons.
A laser pulse of light with a frequency of 1.14 × 1020 Hz contains 2000 photons. Calculate the energy in J of the pulse.
In an alternative analysis of spinach, a student adds the following to an extraction funnel: 50 mL ether, 50 mL water, 15 mL 0.1 M HCl, 0.25 g retinol (vitamin A), and 0.25 g glutamic acid, and proceeds to shake. Indicate the contents of phase A a..
Household ammonia, NH3 is a weak base. 10.00mL of ammonia was titrated with 0.1683 mol/L HCL 22.74 mL was required to reach the equivalence point. Calculated the PH after 0.00mL, 6.52mL, 11.37mL, 28.28mL, of hydrochloric acid solution are added.
Complete the reaction of salicylic acid and 4-aminobenzenesulfonic acid by drawing the expected product.
Calculate the Molarity of a 0.074 M solution of ethyl alcohol in water at 25 degrees C. (Assume the density of the solution at such a low concentration is equal to that of water at 25 degrees C, 0.997 g/mL.)
Calculate the percent ionization of phenol (HC6H5O) in solutions of each of the following concentrations (Ka = 1.3e-10.) (a) 0.181 M % (b) 0.482 M % (c) 0.733 M %
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