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a solution that is 0.210 moles/l in pyridine, C5H5N, and 0.350 moles/l in pyridinium chloride, C5H5NHCl you are given a kb value of 1.7 x 10^-4 for pyridine find the ph of this solution using this kb value
Also, at the end 1.31 g of 4,4-dimethyl-2-cyclohexen-1-one was obtained. My question how to calculate percent yield for 4,4-dimethyl-2-cyclohexen-1-one and theoretical yield for this lab.
A sediment sample of clay was equilibrated with ammonium ion (NH4+). The ammonium ion was then displaced with Na+. The total amount of ammonium that had been adsorbed.
an aqueous CaCl2 solution has a vapor pressure of 81.1 mmHg at 50 C. The vapor pressure of pure water at this temperature is 92.6 mmHg.
A sample of neon gas is held in a rigid 1.814L container with a pressure of 1.273atm at 25 C. 3.193g of an unknown gas is added to the container. The temperature remains constant, but the pressure rises to 2.386atm. What is the molar mass of the a..
Calculate the pH at the equivalence point for the titration of 0.200 M methylamine (CH3NH2) with 0.200 M HCl.
When Fe(NO3)3 is dissolved in water, hexaaquiron(III) ions, Fe(H2O)6 3+, forms. Fe(H2O)6 3+ ions hydrolyze in aquesous solution accoring to the equation given below.
A Mixture of 80mL of Hydrogen Gas and 60 mL of Oxygen gas is ignited by a spark to form water (please show work) a) does any gas remain unreacted.
What is the theoretical yield of aluminum oxide if 2.40 of aluminum metal is exposed to 2.10 of oxygen?
A 0.300-M solution of X (Mm = 171 g/mol) has a density of 1.096 g/ml. What is the molality of X in the solution?
Boron nitride, BN, has a graphite-like layered structure in which the layers have eclipsed alignment where the B and N atoms in alternative layers in the direction perpendicular to the layers.
How much heat is required to convert 27.0 grams of ethanol at 28 degrees celcius to the vapor phase at 78 degrees celcius?
An ionic solution is investigated for identity. Using the following clues, identify the cation and the anion in the solution: a. There is only one cation and one anion in the solution
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