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Stoichiometry

Stoichiometry
Isotopes are atoms having the same

Atomic mass
None of these
Number of neutrons
Mass number

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Stoichiometry
If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will

Increase nine fold
Increase three fold
Decrease three fold
Remain unaltered

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Stoichiometry
A gaseous mixture contains 14 kg of N₂, 16 kg of O₂ and 17 kg of NH₃. The mole fraction of oxygen is

0.66
0.16
0.47
0.33

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Stoichiometry
Dissolving a solute in a solvent does not change its

Viscosity
None of these
Specific heat
Vapour pressure

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Stoichiometry
Two solutions A₁ and A₂ have pH value of 2 and 6 respectively. It implies that the solution

A₁ is highly acidic
A₁ is more alkaline than solution A₂
Both A & C
A₁ is very slightly acidic

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Stoichiometry
The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol XM satisfies

XM < 0.5
0.5 < XM < 0.64
XM = 0.5
XM ≥ 0.64

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