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Stoichiometry

Stoichiometry
pH value of H₂SO₄ (5% concentration) is

7
> 7
5
< 7

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Stoichiometry
Kopp's rule is useful for the determination of

Heat capacities of solids
Activation energy
Heat capacities of gases
Molal heat capacities of gases

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Stoichiometry
Molar heat capacity of water in equilibrium with ice at constant pressure is

1
∞
None of these

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Stoichiometry
The value of the gas-law constant 'R' is 1.987

Btu/lb-mole.°R
Kcal/kg-mole.°C
Kcal/kg-mole.°K
Both B & C

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Stoichiometry
For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction)

Δ H
>ΔH

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Stoichiometry
In a chemical process, the recycle stream is purged for

Heat conservation
Increasing the product yield
Enriching the product
Limiting the inerts

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MORE MCQ ON Stoichiometry

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