Q. What makes water a liquid at room temperature?

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Q. ΔG is negative for which of the following processes?

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Q. ΔH is positive for which of the following processes?

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Q. What is the factor that is responsible for salts like NaCl to dissolve in water easily?

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Q. What is the heat of vaporization of water?

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Q. The bond dissociation energy of hydrogen bonds in a water molecule is ______________

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Q. The bond dissociation energy of O-H bond in a water molecule is _____________

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Q. Which of the following is a hypertonic solution?

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Q. Which of the following is a hypotonic solution?

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Q. Which of the following is an isotonic solution?

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Q. What is the concentration of OH⁻ in a solution with a H⁺ concentration of 1.3×10⁻⁴ M?

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Q. Identify the triprotic acid from the following.

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Q. Which of the following acids has the lowest pKₐ value?

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Q. Which of the following bases has the highest pKₐ value?

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Q. The degree of ionization does not depend on?

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Q. The hydrolysis constant of CH₃COONa is given by

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Q. K1 and K2 for oxalic acid are 6.5×10⁻² and 6.1×10⁻⁵ respectively. What will be the [OH⁻] in a 0.01M solution of sodium oxalate?

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Q. If pKb for fluoride at 25°c is 10.83, the ionization constant of hydrofluoric acid in water at this temperature is?

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Q. Aqueous solution of the detergents are _________

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Q. If pH of solution of NaOH is 12.0 the pH of H₂SO₄ solution of same molarity will be?

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