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  1. Given a diprotic acid, H2A, with two ionization constants of Ka1 = 4.5× 10–2 and Ka2 = 5.2× 10–7.Calculate the pH and
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    2. amanda1012 asked by amanda1012
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  2. Q: Calculate the unknown molar concentration of CH3NH2 in MeOH titrated against a known molar concentration of HCl ?Could you
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    2. jeffrey asked by jeffrey
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  3. Calculate the solubility (S) of Al(OH)3 based on [OH-] concentration (mol/L)?Suppose the concentration of [OH-] is obvious and
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    2. Theia'a asked by Theia'a
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  4. Calculate the concentration of bromocresol green (BG) indicatorIt says that Molar absorptivity = Absorbance at a wavelength/
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    2. Catherine asked by Catherine
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  5. By using the Henderson Hasselbalch equation,Calculate the Pka of lactic acid when the concentration of lactic acid is 0.01
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    2. MAHA asked by MAHA
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  6. Given the molar concentration of hydroxide ion, calculate the concentration of hydrogen ion. [OH-]=0.0010Can someone please help
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    2. Anonymous asked by Anonymous
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  7. IV. Molar Analytical ConcentrationA solution was prepared by dissolving 5.76g of KCl x MgCl2 x 6H2O (277.85g/mol) in sufficient
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  8. A certain supply of hydrochloric acid has a concentration of 36.0% by mass HCl. The density of the solution is 1.19g/mol
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    2. Koleta miriama vurai asked by Koleta miriama vurai
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  9. A certain supply of hydrochloric acid has a concentration of 36.0%by mass HCl. The density of the solution is 1.19g/ml.calculate
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    2. Koleta miriama vurai asked by Koleta miriama vurai
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  10. Given the molar concentration of hydrogen ion, calculate the concentration of hydroxide ion [H+]=7.9*10-7
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    2. Anonymous asked by Anonymous
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