What is the kb of codeine
Codeine, C18H21NO3, a commonly prescribed painkiller, is a weak base. A saturated aqueous solution contains 1.00 g codeine in 120 mL of solution and has a pH = 9.8. What is the Kb of codeine? C18H21NO3 + H2O [C18H21NHO3]^+ + OH^- Kb = ?
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A student makes 215 mL of a 3.15M solution of Na2SO4. he then forgets to seal it and some water evaporates overnight. When he comes back int he morning, the volume of the solution is only 205 mL.
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Codeine, C18H21NO3, a commonly prescribed painkiller, is a weak base. A saturated aqueous solution contains 1.00 g codeine in 120 mL of solution and has a pH = 9.8. What is the Kb of codeine?
A Current firm's cost per unit (on a product) is $0.87, it will rise at the rate of 15% annually over 3yrs. Current selling unit price is $0.97 and is expected to rise at a 4% annual rate. If a manager expects to sell 5.5, 6.8, and 8 million units
Magnesium powder reacts with steam to form magnesium hydroxide and hydrogen gas. What is the pecentage yield of 10.1g Mg reacts with an excess of water abnd 21.0g Mg 9g (OH)2 is recovered?
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Will issue new common stock to finance an expansion. The existing common stock just paid a $1.50 dividend, and dividends are expected to grow at a constant rate 8% indefinitely. The stock sells for $45, and flotation expenses of 5% of the selling
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