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Problem- Is an aqueous solution that is 0.0500 M in HCLO and 0.0200M in NaCLO a buffer solution and why?
I need proficient help to working out this problem
calculate the number of atoms per cubic meter in aluminum. the density and atomic weight of aluminum are 2.70 gcm3 and
How can i find the pressure of oxygen if it's in a mixture of .40 moles of oxygen and .20 moles of nitrogen at 1.2 atm pressure
Calculate the pH of each of the following solutions. a. 2.1x10^-4 M Ba(oH02 b. 7.9x10^-4 M HNO3
A 1.00 L vessel contains an unknown amount of PCl5 and 0.020 mol each of PCl3 and Cl2 at equilibrium at 250?C. How many moles of PCl5 are in the vessel if Kc for this reaction is 0.0415 at 250?C.
An aqueous solution of an acid HX has a pH of 5.34,what is the value of Ka for HX and calculate the percentage dissociation of HX in the solution
The vapor pressure of water above this solution is found to be 0.3626 atm at 348.0 K. The vapor pressure of pure water at temperature is 0.3804 atm. Determine the value of the van't Hoff factor i for magnesium chloride in this solution
Explain why the C=C stretching mode gives rise to a rather weak IR band in 1-methylcyclohexane, while in its isomer
A 1.750-g sample containing potassium hydrogen carbonate is decomposed by heating. If the mass loss is 0.271g, what is the percentage of KHCO3 in the unknown mixture
1 for each of the following syntheses number of steps shown in brackets state what reagents you would use for each step
High-purity benzoic acid (C6H5COOH; delta H rxn for combustion= -3227 KJ/mol) is used as a standard for calibrating bomb calorimeters. A 1.221-g sample burns in a calorimeter
Calculate the number of carbon atoms in 0.75 L of acetone (CH3COCH3). (density = 1.3 g/mL and boiling point = 48.5 degrees Celsius)
Explain what will the volume of 254 cm3 of gas be at STP if its current temperature is 72.6 degrees C
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