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Vapour pressure of dilute aqueous solution of glucose is 750 mm of mercury at 373K. The mole fraction of solute is
Options
(a) 1/76
(b) 1/7.6
(c) 1/38
(d) 1/0.1
Correct Answer:
1/76
Explanation:
p(s) = p⁰(1 – x₂).
⇒ 750 = 760(1 – x₂) or 750/760 = 1 – x₂, or 750/760 -1 = -x₂
⇒ x₂ = 1/76.
Related Questions: - The compound that does not produce blue colour in Lassaigne’s test is
- At 0K, (i) ¹²C and (ii) a mixture of ¹²C and ¹⁴C will
- What is the pH of the resulting solution when equal volumes of 0.1 M NaOH
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Topics: Solid State and Solutions
(91)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The compound that does not produce blue colour in Lassaigne’s test is
- At 0K, (i) ¹²C and (ii) a mixture of ¹²C and ¹⁴C will
- What is the pH of the resulting solution when equal volumes of 0.1 M NaOH
- The spectrum of He is expected to be similar to
- 2.5 Litre of 1 M NaOH solution mixed with another 3 litre of 0.5 M NaOH solution.
Topics: Solid State and Solutions (91)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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