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Problem- A buffer is prepared from 0.25 mol benzoic acid and 0.15 mol sodium benzoate in 500 mL solution. a. What is the pH of the buffer? b. If 6.2 g of KOH are added to the buffer will the capacity be exceeded? c. Calculate the pH after KOH addition.
Hello Experts please provide me the detailed computation for above question
Draw the following structures correctly. Draw the structures of the 2 isomers of C7H16 that contain 2 methyl groups on different carbons of the parent chain.
The enthalpy of combustion of benzoic acid (C6H5COOH) is commonly used as the standard for calibrating constant-volume bomb calorimeters; its value has been accurately determined to be 3226.7 kj?mol.
Question- The phosphoric acid in a 100.0mL sample cola drink was titrated with 0.1025N NaOH, If the first equivalence point occurred after 13.11mL of base was added, and the second equivalence point occurred after 28.55mL of base calculate: the co..
1.what is the ph of the solution created by combining 11.50 ml of the 0.10 m naohaq with 8.00 ml of the 0.10 m
liquid hexane c6h14 undergoes combustion. if 93.1 g of hexane combusts in the presence of excess oxygen how many g of
A metal is electrolyzed from aqueous solution by using an electrical current of 1.23 A for 2½ h, and 3.37 g of metal is deposited. In a separate experiment the number of electrons used for the reduction of the metal is 2.
Consider the following gas-phase reaction: NO2(g) + N2O(g) 3 NO(g) Using data from Appendix C of your textbook calculate the temperature, To, at which this reaction will be at equilibrium under standard conditions
Draw clear representations of the two chair conformations of cis-2-methylcyclohexanol. Circle the hydrogen atoms which are anti to the hydroxyl group.
Problem- A compound contains 80.78% C, 13.56% H, 5.66% O. A solution of 1.00g of this compound in 8.5g of benzene freezes at 3.37°C. 1) What are the molecular formula and the molar mass of the compound. (The normal freezing point of pure benzene is ..
Write the formulas of the conjugate base for each of the following acids: A. HCO3- B. CH3--NH3+ C. HPO4^2- D. HNO4- E. HClO2
An X-ray photon of wavelength 0.976 strikes a surface. The emitted electron has a kinetic energy of 958 eV. What is the binding energy of the electron in?
The freezing point depression constant, Kf, for water is 1.86?C/m. Suppose that 5.00 g of mercury(I) nitrate was dissolved in 100.0 g of water
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