Chemical Engineering - Stoichiometry

31. 

S.T.P. corresponds to

A. 1 atm. absolute pressure & 15.5°C.
B. 760 mm Hg gauge pressure & 15.5°C.
C. 760 torr & 0°C.
D. 101.325 kPa gauge pressure & 15.5°C.

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

32. 

With rise in pressure, the solubility of gases in solvent, at a fixed temperature

A. increases
B. decreases
C. remains unchanged
D. decreases linearly

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

33. 

Pick out the wrong statement.

A. 'Reduced temperature' of a substance is the ratio of its existing temperature to its critical temperature, both expressed on celsius scale.
B. 'Reduced pressure' is the ratio of the existing pressure of a substance to its critical pressure.
C. 'Reduced volume' is the ratio of the existing molal volume of a substance to its critical molal volume.
D. none of these.

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

34. 

Vapor pressure of water at 100°C is about __________ bar.

A. 0.1013
B. 1.013
C. 10.13
D. 101.3

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

35. 

At room temperature, the product [H+] [OH-] in a solution is 10-14 moles/litre. If, [OH-] = 10-6 moles/litre, then the pH of the solution will be

A. 6
B. 8
C. 10
D. 12

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.