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Stoichiometry

Stoichiometry
A solution having a pH value of 5 is less acidic than the one having a pH value of 2 by a factor of

100
1000
3
None of these

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Stoichiometry
The amount of Zn (atomic weight = 65) required to form 224 c.c. of H₂ at N.T.P. on treatment with dilute H₂SO₄ will be __________ gm.

0.65
65
6.5
0.065

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Stoichiometry
Pick out the wrong unit conversion of mass transfer co-efficient.

1 kg/hr.m².atm= 0.98687 kg/hr. m .bar
1 lb/hr.ft³.atm. = 4.8182 kg/hr.m².bar
1 lb/hr . ft² = 4.8823 kg/hr . m²
1 kg/hr . m² = 4.8823 lb/hr . ft²

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Stoichiometry
Which of the following is not a unit of length?

Angstrom
Fermi
Parsec
Barn

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Stoichiometry
Osmotic pressure of a dilute solution of a non volatile solute in a solvent obeying Raoult's law is proportional to the

None of these
Volume of solution
Temperature
Moles of non-volatile solute

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Stoichiometry
1 kgf/cm² is not equal to

10000 mm wc
1 torr
100 KPa = 100 000 N/m²
1 bar

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