Solutions  MCQs

MCQs of Solutions

Showing 41 to 50 out of 157 Questions
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41.
_____ have solid solvent and liquid solute.
(a) Water of sugar
(b) H2/Pd
(c) Na/Hg
(d) moist air
Answer:

Option (c)

42.
The amount of pollution in air is shown by _____ unit.
(a) formality
(b) % W/V
(c) % V/V
(d) ppm
Answer:

Option (d)

43.
Which of the following is temperature independent form ?
(a) Molality
(b) Molarity
(c) Normality
(d) Formality
Answer:

Option (a)

44.
Presently which content is used by sea divers ?
(a) 11.7% He, 56.2% N2 and 32.1% O2
(b) 11.7% N2, 56.2% O2 and 32.1% Ne
(c) 11.7% He, 56.2% N2 and 32.1% He
(d) 11.7% He, 56.2% N2 and 32.1% Ne
Answer:

Option (a)

45.
Which of the following statement is wrong ?
(a) KH increase with increase in temperature.
(b) With increase in temperature, the solubility of gaseous solute in liquid decrease.
(c) KH remains constant with change in temperature.
(d) p ∝ X
Answer:

Option (c)

46.
Which instrument is used to measure vapour pressure ?
(a) Lactometer
(b) Barometer
(c) Manometer
(d) None of these
Answer:

Option (c)

47.
0.1 mili mole = _____ mole.
(a) 10-6
(b) 10-4
(c) 10-3
(d) 10-2
Answer:

Option (b)

48.
The correct formula for Raoult's law is _____
(a) p-p0p0=nn+N
(b) p0-pp0=nn+N
(c) p0-pp=nn+N
(d) None of these
Answer:

Option (b)

49.
When gaseous solute dissolve in liquid solvent, its vapour pressure is given by which formula ?
(a) PA = P°A × A
(b) P = KH × A
(c) PA = P°A / XA
(d) P = KH / XA
Answer:

Option (a)

50.
Which is correct for non ideal solution ?
(a) ΔH ≠ 0, ΔV ≠ 0
(b) ΔH = 0, ΔV = 0
(c) ΔH ≠ 0, ΔV = 0
(d) ΔH = 0, ΔV ≠ 0
Answer:

Option (a)

Showing 41 to 50 out of 157 Questions
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