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Stoichiometry

Stoichiometry
The rate of material __________ is zero in case of a steady state system.

Production
Input
Accumulation
Generation

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Stoichiometry
A bypass stream in a chemical process is useful, because it

None of these
Facilitates better control of the process
Improves the conversion
Increases the yield of products

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Stoichiometry
Number of gm moles of solute dissolved in one litre of a solution is called its

Molality
Equivalent weight
Normality
Molarity

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Stoichiometry
A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor.

Saturated
Supersaturated
Superheated
None of these

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Stoichiometry
A sample of well water contains 140 gm/m³ Ca²⁺ ions and 345 gm/m³ Na⁺ ions. The hardness of the sample of water, expressed in terms of equivalent CaCO₃ in gm/m³ is (assuming atomic masses of Ca :40, Na : 23, C : 12, O : 16)

140
485
345
350

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Stoichiometry
6 gms of magnesium (atomic weight = 24), reacts with excess of an acid, the amount of H₂ produced will be __________ gm. gm.

5
0.5
1
3

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