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When aluminum metal is dipped in an aqueous solution of hydrochloric acid, hydrogen gas is produced with the formation of an aluminum chloride solution. Write the balanced chemical equation showing the phase of reactants and products.
For the titration of 25.0 mL of 0.20 M hydrofluoric acid with 0.20 M sodium hydroxide, determine the volume of base added when pH is 2.85
Rank the following carbonyl-containing compounds in order of reactivity towards nucleophilic attack.From most reactive to least reactive
A 100.-L flask contains a mixture of methane, CH4, and argon at 25C. The mass of argon present is 228 g and the mole fraction of methane in the mixture is 0.650. Calculate the total kinetic energy of the gaseous mixture.
methane the principal component of natural gas is used is used for heating and cooking. The combustion process is CH4(g) + 2O2(g) -> CO2(g) + 2H2O(l). If 12.1 moles of CH4 react with oxygen, what is the volume of CO2 (in liters) produced at 21.5 d..
A car travels at 58.0 miles per hour and gets 12.0 kilometers per liter of gasoline. How many gallons of gasoline are needed for a 1.50 hour trip?
what temperature should the tube be maintained to have a partial pressure of 1.0mm of O2 in the exit gas? Assume that the total pressure of the gas in the tube is 1.30atm.
Write down the expression for the radial distribution function of a 3p electron in a hydrogenic atom and determine the radius ar which the electron is most likely to be found
Consider a chromatogram containing a single analyte with retention time of 4 minutes. The mobile phase elution time is 0.2 minutes. What is the capacity factor (k') for the analyte in question?
A 520.0 mL of a buffer solution that is 0.175 M in HC2H3O2 and 0.165 M in NaC2H3O2, Calculate the inital pH and the final pH after adding 0.020 mol of HCl
How many moles of monobasic sodium phosphate (NaH2PO4) and dibasic sodium phosphate (Na2HPO4) must be added to water to prepare 0.875 L buffer solution that is 0.50 M phosphate with a pH = 7.1
He finds that the total pressure at equilibrium is 40% greater than it was originally. What is Kc for this reaction?
find the vapor pressure of water solution in which the molefraction of HgCl2 is 0.163 at 25 degrees celcius.
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