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Chemical Engineering - Stoichiometry

Exercise : Stoichiometry - Section 1
21.
Which of the following is not a colligative property ?
Osmotic pressure
Depression of freezing point
Lowering of vapor pressure
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Atoms of the same element, but of different masses are called
isobars
isotones
isotopes
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is __________ times.
10
100
1000
10000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Kopp's rule is concerned with the calculation of
thermal conductivity.
heat capacity.
viscosity.
surface tension.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Density of carbon dioxide is __________ kg/Nm3.
44/22400
44/22.4
22.4/44
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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