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Explain how many free ions are there on the product side of the total ionic equation that results from the reaction between bismuth (III) hypochlorite and acetic acid.
A solution of 2.00 g of Para-dichlorobenzene a clothes moth repellant in 50.0g of cyclohexane freezes at 1.05 deg C. Explain what is the molar mass of this substance
When a He atom absorbs a photon to form the excited configuration 1s^1 2s^1 (here called He*) a weak bond forms with another He to form the diatomic molecule HeHe*. Construct a molecular orbital description of the bonding in this species.
A certain brand of gasoline has a density of 0.67 g/ml. If a car has a gas tank compasity of 16 gallons, How many pounds of gasoline are in a full tank
Given that the acidity constant for benzoic acid (HOBz) is Ka=6.5x10-5, calculate the basicity constant, Kb, of the benzoate ion (OBz-).
If the experimentally determined calibration curve is Absorbance = 12100 M-1 * [ferroin (M)] + 0.00230 and the measured absorbance of a sample solution is 0.367, what is the ferroin concentration in the measured solution
Mg3N2(s) + H2O(l) → Mg(OH)2(s) + NH3(g) If this process is 82% efficient, what mass of ammonia can be prepared from 22.0 kg magnesium nitride.
Beryllium(II) forms a complex with acetylacetone (166.2g/mol). Calculate the ?molar absorptivity of the complex, given that a 1.34-ppm solution has a transmittance of 55.7% when measured in a 1.00-cm cell at 295 nm, the wavelength of maximum absor..
Henry's constant for CO in water at 25 degrees Celsius is 9.71 x 10^-4 mol/L atom. How many grams of CO will dissolve in 1.00 L of water at a CO partial pressure of 2.75 atm
What is the hydroxide-ion concentration of a 0.190 M oxalic acid, H2C2O4, solution? For oxalic acid, Ka1 = 5.6x10-2 and Ka2 = 5.1x10-5.
what is the molality of a solution of 10g benzophenone and 1mL of cyclohexanone
you are making a buffer. you add 57.89g of sodium methanoate to 500.0 ml of water. The molecular mass of sodium methanoate is 68.01 g/mol. The Ka of methanoic acid is 1.8*10^-4. find the pH of the buffer.
Provide a method for seperating the mixtures of the compounds, dissolved in a solvent diethyl ether. In each case one of the components will be neutral compound. Give your answer in the form of flow chart.
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