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A monoprotic acid with a Ka of 8.04 × 10-5 has a partition coefficient of 2.7 (favoring octanol) when distributed between water and octanol. Find the formal concentration of the acid in each phase when 100 mL of 0.10 M aqueous acid is extracted with 35 mL of octanol at (a) pH 4.00 and (b) pH 9.00.
What is the name of the compound (NH4)3PO3? Why is special about this compound? Choose one answer. a. Ammonium phosphate; this covalent compound is made up of two polyatomic ions, ammonium and phosphate.
Naming compounds containing double as well as triple bonds, Alkenes contain double bonds while alkynes contain triple bonds. How do you name a compound that has both a double and a triple bond
What is the maximum amount of carbon dioxide that can be produced by the combustion of 0.450g of C2H5OH?
Determine how much silver ion(Ag+) is left in solution if you mix 0.10 mole of silver nitrate AgNO3 with 0.20 mole of sodium hydroxide NaOH to make a one litre solution.
A piece of copper with a mass of 218 grams has a heat capacity of 83.9 J/degrees C. What is the specific heat of copper.
What mass of this substance must evaporate in order to freeze 160 g of water initially at 19 C? (The heat of fusion of water is 334 {J/g}; the specific heat of water is 4.18 {J/g c. K}.)
If 13.0g of CCl3F is enclosed in a 1.2-L container, what mass of liquid will be present, when the vapor pressure of CCl3F at 300K is 856 torr?
explain why the vitamin tablet is crushed before titrating with the iodate titrant.
How much energy (heat) is released when 1.52 moles of H2 reacts with 0.68 moles of Cl2 to create HCl(g) if the ΔHrxn = -184.6 kJ.
Suppose you wanted to heat a mug of 250. mL water from room temperature, 25°C, to 100°C to make a cup of tea. How much energy (in joules and in calories) would you need from your microwave.
What is the value of the rate constant (k) for this reaction at this temperature? b) Write the rate law for the reaction c) If the initial concentration of AB is .250M
Barium sulfate, , is used in medical imaging of the gastrointestinal tract because it is opaque to X rays. A barium sulfate solution, sometimes called a cocktail
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