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How many liters of 0.150 M kI would be required to react completely with 15.00 grams of lead (II) nitrate?
Pb(NO3)2(aq) + 2KI (aq) -> PbI2(s) + 2KNO3(aq)
The following alcohol has been subjected to acid-catalyzed dehydration and yields a mixture of two isomeric alkenes. Draw the two alkenes, the major and minor product as predicted by the Zaisev rule.
Calculate the pH of a solution prepared by mixing 0.0800 mol of chloroacetic acid plus 0.0400 mol of sodium chloroacetate in 1.04 L of water. (pKa of chloroacetic acid = 2.865.)
What is the concentration of toluene in air produced by vaporizing 1 ml of liquid toluene into clean air to produce a total volume of 100 liters
Coal as fired, contains 2.5% moisture. On the dry basis the coal analysis is as follows: carbon -80%, hydrogen- 6%, oxygen-8%, ash- 6%. The flue gas analysis.
what is the relative error in the determination of a density for which the accepted value is 0.945 g*cm^-3 and the experimental value
What is the pH at the half-stoichiometric point (that is, what is the pH when you have added 50% of the total volume of base required to react with all of the acid originally present?)
A 62g piece of ice at 0 degrees C is added to a sample of water at 6 degrees C. All of the ice melts and the temp of water decreases to 0 degrees C. How many grams of water were in the sample?
Calculate the amount of heat to remove from 5 pounds of 232 degrees steam to create 5 pounds of 162 degrees water.
A baseball weighs 5.17oz . What is the kinetic energy in joules of this baseball when it is thrown by a major-league pitcher at 91.0mph. By what factor will the kinetic energy change if the speed of the baseball is decreased to 55 {\rm mph}
the equilibrium constant for the reaction at 900 degrees Celsius is .082. a reaction is intiated with only cocl2 in a 2.0-L vessel. at equilibrium 2.36*10^-3 mol is present. how many moles of cocl2 were present initially?
ethanol reacts with tosylate/nucleophile and the following: Hydroxide, cyanide, bromide, sodium propoxide and ammonia. What are the products from each
If 85.0 of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m. ?
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