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Chemical Engineering - Stoichiometry

Exercise : Stoichiometry - Section 8
11.
1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C.
1
2.42
1.987
4.97
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation
increases with pressure rise.
decreases with increasing pressure.
becomes zero at the critical point.
both (b) & (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
For a neutral solution (pH = 7), the value of[H+] [OH-] is equal to
0
1
< 1
> 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Which of the following gravity scales is used exclusively for liquids heavier than water ?
Baumme scale
Twaddel scale
API scale
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
For any system, the __________ heat of solution is dependent on the temperature and the adsorbate concentration.
integral
differential
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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