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Calculate the amount of NH3 and NH4CL required to prepare a buffer solution of PH 9.0. When total concentration of buffering reagents is 0.6 mol /lit . PKb for NH3 =4.7 , log 2 =0.30
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What is the mass percent of oxygen in Manganese (IV) phosphate? How many cubic feet (ft 3 ) are 5.14E+08 gallons (gal) of water? The density of water at ambient conditions is 1.000 g/mL
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Suppose that you take .5000 gram of Na2CO3 and titrate it with .115M HCL solution. What is the equivalence point volume expected for the complete titration? (Formula weights Na2CO3 = 105.99g/mol and HCL = 36.46g/mol)
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