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Identify one conjugate acid base pair in the reaction of HBA with H2O to produce BA? and H3O+.
Combustion of a .2000g sample of vitamin C sample produced .2998 g of carbon dioxide and .0819 g of water. If this compound is composed of C, H, and O, then what is its empirical formula?
A current of 1.26A is passed through an electrolytic cell, forcing the following reaction. What is the total volume at STP after 7.44h
A flask contains a mixture of two ideal gases, A and B. Show graphically how the total pressure of the system depends on the amount of A present
What is the percentage composition of a compound consisting of carbon and hydrogen if 58g of the compound has only 10g of hydrogen.
It is desired that the extent of disruption be >= 0.9. Plot how the number of passes varies with operating pressure over the pressure range of 50-125 MPa. What pressure range would you probably want to operate in
A liguid stream in a refinery contains 0.20 mol propane/mol, 0.30 mol butane/mol and 0.50 mole pentane/mol. If the flow rate of the propane is 75 mol/min, what are the flow rates of the butane and pentane
Discuss what you would observe after elution and visualization of a TLC plate having made the following mistakes in carrying out the anaylsis.
Calculate the % yield of Al2(SO4) from the reaction: 2Al(OH)3(s) + 3H2SO4(aq) -> Al2(SO4)3(s) + 6H2O(l) given that 205 g of Al(OH)3 react with 751 g of H2SO4 to yield 252 g Al2(SO4)3.
Determine the concentration of the total available acid of the apple juice express your answer in moles/L?
The normal boiling point of the liquid is 425 K. Liquid, X, and Y are all in equilibrium at 342 K and 1800 bar. Tc = 571K, Pc= 46 bar
How many milliliters of a 0.210 M NaOH solution are needed to neutralize 25.0 ml of 0.125 M H2SO4(aq)? b) A 15.45 ml volume of 0.1327 M KMnO4(aq) is needed to oxidize 25.00 ml of a FeSO4(aq) in an acidic medium.
The ionization constant, Ka, for HOI(aq), hypoiodous acid, is 2.3 × 10-11. What is the pH of a 0.050 molar solution of sodium hypoiodite, which contains the hypoiodite ion?
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