Vapour pressure of the pure hydrocarbons

Give me answer of this question. A solution has a 1 : 4 mole ratio of pentane to hexane. The vapour pressure of the pure hydrocarbons at 20°C are 440 mmHg for pentane and 120 mmHg for hexane. The mole fraction of pentane in the vapour phase would be: (a) 0.549 (b) 0.200 (c) 0.786 (d) 0.478

View Complete Question

Related Questions in Chemistry

Q : Explain oxygen and its preparation.

Karl Scheele, the Swedish chemist, was

Q : Benzoic acid is weaker than paranitro

Briefly state that Benzoic acid is weaker than paranitro benzoic acid?

Q : What is protein in Chemistry Illustrate

Illustrate what is protein in Chemistry?

Q : Describe chemical properties of amines.

Like ammonia, primary, secondary and tertiary amines have a single pair of electrons on N atom. Hence chemical behavior of amines is similar to ammonia. Amines are basic in nature, and in most of the reactions they act as nucleophiles. 1. Reaction wi

Q : Mole fraction Give me answer of

Give me answer of following question. The sum of the mole fraction of the components of a solution is : (a) 0 (b) 1 (c) 2 (d) 4.

Q : Vapour pressure over mercury Choose the

Choose the right answer from following. At 300 K, when a solute is added to a solvent its vapour pressure over the mercury reduces from 50 mm to 45 mm. The value of mole fraction of solute will be: (a)0.005 (b)0.010 (c)0.100 (d)0.900

Q : PH of an Alkyl Halide Briefly state the

Briefly state the pH of an Alkyl Halide?

Q : Depression in the freezing point When

When 0.01 mole of sugar is dissolved in 100g of a solvent, the depression in freezing point is 0.40o. When 0.03 mole of glucose is dissolved in 50g of the same solvent, depression in the freezing point will be:(a) 0.60o (b) 0.80o

Q : Calculating total vapour pressure

Select the right answer of the question. The vapour pressure of two liquids P and Q are 80 and 600 torr, respectively. The total vapour pressure of solution obtained by mixing 3 mole of P and 2 mole of Q would be: (a) 140 torr (b) 20 torr (c) 68 torr (d) 72 torr

Q : Problem on equilibrium composition The

The catalytic dehydrogenation of 1-butene to 1,3-butadiene, C4H8(g) = C4H6(g)+H2(g) is carried out at 900 K and 1 atm.

Discover Q & A

Leading Solution Library

Avail More Than 1448047 Solved problems, classrooms assignments, textbook's solutions, for quick Downloads

No hassle, Instant Access

Start Discovering

18,76,764

1956166
Asked

3,689

Active Tutors

1448047

Questions
Answered

Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!

Submit Assignment