The Ka for HA is 0.078093. What is the value of Kb for A-?

Q: What volume of hydrogen gas is produced when 63.2 g of iron reacts completely according to th

A: What volume of hydrogen gas is produced when 63.2 g of iron reacts completely according to the…

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Q: Complete and balance the following half-reaction in acidic solution. Be sure to include the proper…

A: Complete and balance the following half-reaction in acidic solution---

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Q: 13. Which one of the following conformations of disubstituted cyclohexanes is expected to be the…

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Q: Explain why calmagite and eriochrome black T would not work well as indicators for EDTA titrations…

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Q: two functional group isomers having the molecular formula: C4H8O

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Q: The hypothetical compound X has molar mass 75.89 g/mol and vapor pressure of 596 mmHg at 22°C. 50.0…

A: The hypothetical compound X has molar mass 75.89 g/mol and vapor pressure of 596 mmHg at 22°C. 50.0…

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Q: paper. 1. When 1.50 mol CO2 and 1.50 mol H2 are placed in a 3.00-L container at 395 °C, the…

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Q: Consider a galvanic cell based on the following half reactions: E° (V) Al³+ + 3e → Al -1.66 Ni²+ +…

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Q: (Q66). What is the change in entropy (in J/K) when 14.1 g of liquid hexane boils at its normal…

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Q: Draw the structure and estimate the chemical shifts on the following hydrogens. (please give ppm of…

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Q: B) Assign oxidation numbers to each element 1) Ag 2) KCI 3) KC103

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Q: Identify the correct reactant, product or conditions for the following reaction: H₂SO/H₂0 ? HgSO H₂C…

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Q: Write the appropriate reagents and products for each of the following reactions: HO CH3 HCI (2) ?…

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Q: Calculate the pH of a weak acid (HA) which concentration is 0.236 M. Ka = 0.00000175

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Q: A molecule contains only carbon and hydrogen. The percent hydrogen is 27.45 %. Determine the…

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Q: 7. Derive the first order energy correction using perturbation theory.

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Q: 17. Which of the following agrees with ¹H NMR spectrum shown below: 3H 3H 2H singlet triplet sextet…

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Q: Write the appropriate reagents, conditions and products for the following electrophilic aromatic…

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