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At a given location the ground-level temperature is 70°F. At an elevation of 2000 f t, the temperature of the air is 65°F.
(a) What is the maximum mixing depth, in feet, when the normal maximum surface temperature for that time is 90°F?
(b) What if it was 84°F?
Nevertheless, in order to prevent tooth decay, F - ions are added to drinking water at a concentration of 1 mg of F - ion per L of water. How many kilograms of sodium fluoride would be needed to treat a 7.11 107 gal reservoir
List and describe briefly the 2 methods which are used by drug companies to discover lead compounds
A 20μg enzyme of molecular weight working at Vmax, catalyzes the conversion of 40μmolof substrate in 3 minutes. What is the enzyme's turnover number (in sec-1)
A machine does 300.0 kJ of work on the environment, and emits 200.0 kJ of heat. What is the change in internal energy of the machine?
How will you prepare the following solutions (80 mL of .10 M HC2H3O2) and (80 mL of 0.10 M NH3) from a 6.9 solution of acetic acid and ammonia using a 10mL graduated cylinder
Identify the strongest attractive forces between molecules of each of the following: a) O2; b) SiH4; c) CH3Cl; d) H2O2; e) Ne
1. what is the boiling point of a solution containing 16.0g ofcaffeine c8h10n4o2dissolved in 58.0g benzene c6h6?
The rate constant at 25oC is 3.7×10^9 mol^-1 L s^-1. In an experiment, 0.500 L of 0.020 mol L ^-1 NaOH(aq) is rapidly mixed with an equal volume of 0.020 mol L^-1 HCN(aq). Calculate the time, in seconds, required for this [OH] to decrease to 1.0×1..
assuming the volume of the stomach is 1.0L, what will the pH change of the stomach acid resulting from the ingestion of one regular strength strength maalox tablet?
Use atomic properties to explain why is xenon 11 times as soluble as helium in water at 0 degrees celcius on a mole basis.
consider the series of acids hocl hoclo hoclo2 and hoclo3. what is the oxidation state of the chlorine in each of these
Write down the electron configuration of the B+ ion using the noble gas core notation and What you will expect for the molecular formula, C7H6O2( Benzoic acid) if Determination of The molar mass of benzoic acid
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