What is the ph at equivalence point if ha was titrated
25 ml of 0.1002 HA was titrated with 10 ml of 0.1997 NaOH , pH is 4.46 , what is the Ka value? and what is the pH at equivalence point... Note simultaneous equations method has to be used.
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A 45.0 g aluminum block initally at 28.0 Celsius absorbs 825 Joules of heat. What is the final temperature of the aluminum? The specific heat capacity of aluminum is 0.903 J/(g Celsius).
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The metal rhodium has a FCC crystal structure. If the angle of diffraction for the (311) set of planes occurs at 36.12° (first order reflection) when monochromatic x-radiation having a wavelength of 0.0711nm is used.
25 ml of 0.1002 HA was titrated with 10 ml of 0.1997 NaOH , pH is 4.46 , what is the Ka value? and what is the pH at equivalence point.
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An evacuated (empty) 276 mL glass bulb weighs 129.6375 g. Filled with an unknown gas, the bulb weighs 130.0318 g. Calculate the gas density in g/L, and express it with an appropriate number of significant figures
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What is the molarity of each ion in a solution prepared by dissolving 0.550 g of Na2SO4, 1.192 g of Na3PO4, and 0.228 g of Li2SO4 in water and diluting to a volume of 100.00mL?
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