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Stoichiometry

Stoichiometry
Solutions having the same osmotic pressure are called __________ solutions.

Dilute
Ideal
Isotonic
Saturated

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Stoichiometry
80 kg of Na₂SO₄ (molecular weight = 142) is present in 330 kg of an aqueous solution. The solution is cooled such that. 80 kg of Na₂SO₄ .10H₂O crystals separate out. The weight fraction of Na₂SO₄ in the remaining solution is

0.18
0.24
1

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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.

0.065
6.5
65
0.65

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Stoichiometry
A 'limiting reactant' is the one, which decides the __________ in the chemical reacation.

Rate constant
None of these
Equilibrium constant
Conversion

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Stoichiometry
The temperature at which the second Virial co-efficient of a real gas is zero is called the

Critical temperature
Eutectic point
Boiling point
Boyle temperature

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Stoichiometry
NaOH contains __________ percent oxygen.

40
16
10
1

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