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Chemical Engineering - Stoichiometry

Exercise : Stoichiometry - Section 5
46.
The total number of atoms in 8.5 gm of NH3 is __________ x 1023.
9.03
3.01
1.204
6.02
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times.
1/2
4
2
1/4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be __________ atmosphere.
0.5
1
1.5
2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
In general, the specific heats of aqueous solutions __________ with increase in the concentration of the solute.
increase
decrease
remain unchanged
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
The ratio of existing moles of vapor per mole of vapor free gas to the moles of vapor that would be present per mole of vapor free gas, if the mixture were saturated at the existing temperature & pressure, is termed as the
relative humidity.
relative saturation.
percentage saturation.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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