Explain how to make 5L of 0.15M acetic acid-sodium acetate buffer at pH 5.00 if you have 1.00 Molar acetic acid and crystalline sodium acetate.

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• Explain how to make 5L of 0.15M acetic acid-sodium acetate buffer at pH 5.00 if you have 1.00 Molar acetic acid and crys
• Explain how to make 5L of 0.15M acetic acid-sodium acetate buffer at pH 5.00 if you have 1.00 Molar acetic acid and crystalline sodium acetate.
• A 1.778g sample of a component of the light petroleum distillate called naphtha is found to yield5.450g CO2(g) and 2.602g H2O(l) on complete combustion.Use the masses of carbon dioxide,CO2,and water,H2O,to determine the empirical formula of the alkane component.Express your answer as a chemical formula.写出化学式就好了 我算出来的CH比是3：
• 英语翻译A 2.50 gram of bronze was dissolved in sulfuric acid.The copper becomes copper (II) sulfate with sulfur dioxide and water the other products.The copper (II) sulfate is then mixed with iodide ion solution to form copper(I)iodide and the triiodide ion(I3-) and sulfate ions.The triiodide ion is next titrated with thiosulfate(S2O3^ 2-) to form iodide ions and S4O6^ 2- ions.Write and balance the equations and calculate the percent by mass of copper in