⇦ | ⇨ |
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: - Oxidation state of Fe in Mohr’s salt is
- Oxidation number of chromium in Na₂Cr₂O₇ is
- The volume of 2.8g of carbon monoxide at 27⁰C and 0.821 atm pressure is
- At what pressure a gas, which occupies 100 mL at a pressure of 720 mm
- A physician wishes to prepare a buffer solution at pH = 3.85
Topics: Solid State and Solutions
(91)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Oxidation state of Fe in Mohr’s salt is
- Oxidation number of chromium in Na₂Cr₂O₇ is
- The volume of 2.8g of carbon monoxide at 27⁰C and 0.821 atm pressure is
- At what pressure a gas, which occupies 100 mL at a pressure of 720 mm
- A physician wishes to prepare a buffer solution at pH = 3.85
Topics: Solid State and Solutions (91)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply