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Stoichiometry

Stoichiometry
For a neutral solution (pH = 7), the value of[H⁺] [OH⁻] is equal to

< 1
> 1
1

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Stoichiometry
One mole of methane undergoes complete combustion in a stoichiometric amount of air. The reaction proceeds as CH₄ + 2O₂ → CO₂ + 2H₂O. Both the reactants and products are in gas phase. ΔH°298 = - 730 kJ/mole of methane. Mole fraction of water vapour in the product gases is about

0.67
0.40
0.33
0.19

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Stoichiometry
Othmer chart is useful in estimating the heat of

Mixing
None of these
Wetting
Adsorption

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Stoichiometry
In case of an unsaturated vapor-gas mixture, the humid volume increases with increase in the

Neither A nor B
Absolute humidity at a given temperature
Both A & B
Total pressure

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

None of these
1
∞

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Stoichiometry
A sugar solution containing __________ percent sugar is equivalent to 1 Brix.

0.01
0.1
1
10

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