Describe the preparation of 250 ml of 06 m triethanolamine
Describe the preparation of 250 mL of 0.6 M triethanolamine buffer, pH 7.2, from the free amine and 1.0 M HCl (pK for the amine hydrochloride is 7.80).
Expected delivery within 24 Hours
a fire hydrant is supplied through a 6 inch cast iron pipe of 16000 feet length the total drop in pressure is limited
what volume of glacial acetic acid 18 m and what weight of sodium acetate trihydrate ch3coonabull3h2o are required to
the general hospital is evaluating new office equipment offered by three companies the interest rate is 8 company a
a vessel contains 090 g liq h2o in equilibrium with water vapor at 30c at this temperature the vapor pressure of h2o is
describe the preparation of 250 ml of 06 m triethanolamine buffer ph 72 from the free amine and 10 m hcl pk for the
a core sample of basalt 4 inches long and 2 inches in diameter was tested in unconfined compression the basalt is known
what is the settling velocity of a floc of diameter 015 mm and density 212 gcm3 in water 2- will the floc from problem
1you have been asked to design a hoisting system and a demolition catch system for the superstructure of a bridge that
1a new machine will cost 25000 the machine is expected to last 4 years and have no salvage value if the interest rate
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