Stoichiometry
The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. The temperature at which the above mixture will exert a pressure of one standard atm. is

100°C
Less than 100°C
110.6°C
Between 100 and 110°C

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Stoichiometry
A metal oxide is reduced by heating it in a stream of hydrogen. After complete reduction, it is found that 3.15 gm of the oxide has yielded 1.05 gm of the metal. It may be inferred that the

Atomic weight of the metal is 2
Equivalent weight of the metal is 8
Atomic weight of the metal is 4
Equivalent weight of the metal is 4

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