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Calculate the pH at the equivalence point in titrating 0.100 M solutions of each of the following with 0.080 M NaOH: (a) hydrobromic acid (HBr), (b) chlorous acid (HClO2), (c) benzoic acid (C6H5COOH)
calculations to determine the amount of ascorbic acid? Does the volume of ascorbic acid solution added before titration influence how much iodine solution will be needed?
Calculate the PH of this solution.
5.00g of Mg was reacted completely with Cl2 to form MgCl2 and 63.0kJ of heat was evolved. what is the molar enthalpy of formation of MgCl2?
For a hydrogen atom with its electron in the 3p_z orbital, what is the longest wavelength of light that can ionize the atom?
The 9.163 g their air Air Cs equals 1005J/KG c in an inflated balloon is warmed over a toaster and increases in temperature by 11°C the balloon expands against one atmospheric pressure and changes volume for one liter to two liters
degress Celcius and 1 atm enters a coller in which 55% of the feed is condensed at a constant pressure. What is the temprature at the condenser outlet and explain?
Helium= ? g/mL Neon= ? g/mL Carbon monoxide= ? g/mL Nitrogen monoxide= ? g/mL If the density of air at 25 degrees C and 1.00 atm is 0.00117 g/mL, will any of the balloons float in this air? Which ones?
Calculate the pH when 2.00 mL of 0.0275 M NaOH are added to 50.0 mL of buffer solution.
pure (R)-2-Methyl-2-butanol what will your product distribution of R & S alkyl halide be? Explain.
For the following reaction, 5.07 grams of carbon disulfide are mixed with excess chlorine gas. The reaction yields 9.09 grams of carbon tetrachloride.
Which is the limiting reagent in the reaction between Copper sulfate pentahydrate and ammonia?
XH2O is heated and the mass of water lost is 1.42 g. Determine the formula of thehydrate.
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