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Explain what is the pH of 0.16 M diethylammonium chloride (C2H5)2NH2Cl. The Kb of diethylamine (C2H5)2NH, is 6.9 x 10-4.
a well-insulated storage tank of 60 m3 contains 200 l of liquid water at 75 degree celsius. the rest of the tank
Calculate the pressure and the temperature of the compressed gas. In a diesel engine the compression ratios are typically much higher; redo the same calculation for the compression ratio of 20:1.
A water chemist obtained a 250-mL sample from a nearby lake and fixed the oxygen on-site wth alkaline solutions of MnS04 and Kl-NaN3-. returning to the labrotary, a 200-mL sample was analyzed by acidifying the sample
While a 0.579g sample of a mixture of volatile hydrocarbons is burned in a bomb calorimeter with a heat capacity of 3389 J/degrees Celsius, the temperature rises by 6.40 degrees Celsius. Explain how much energy (in kilojoules) is released during c..
what product would be obtained if acetaminophen were hydrolyzed in acidic aqueous solution?
What is the molarity of 50.0 mL of 0.100 M acetic acid at the moment it is added to 50.0 mL of 0.100 M NaOH (before the two begin to react)
sulfur dioxide and molecular oxygen react to form SO3 according to the following equation. in one experiment, 2.00 mol of SO2
What is the molarity (M) of the concentrated HClO4 solution?
explain why cis-1-chloro-4-t-butylcyclohexane reacts rapidly with sodium ethoxide while the trans-isomer react slowly
a student sets up two reactions. reaction 1 uses 0.210moll of reactant and reaction 2 uses 0.550moll of reactant. how
If the pH of a 1.00 in. rainfall over 1800 miles2 is 3.20, how many kilograms of sulfuric acid, H2SO4, are present, assuming that it is the only acid contributing to the pH
Compound A is a clear, colorless liquid with a molecular formula of C7H10. Upon treatment of A with H2 gas in the presence of Pd on Carbon, a single product B (C7H14) is obtained.
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