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What is the boiling point of an azeotropic mixture composed of 68% HNO3 and 32% H2O by mass?

May 25, 2026Chemistry

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Q.1 (viii) Composition of Azeotropic mixture is 68% $HNO_3$ and 32% $H_2O$ by mass. The boiling point of this mixture is.

Identify the type of mixture and its properties.
The mixture of 68% $HNO_3$ and 32% $H_2O$ by mass forms a maximum boiling azeotrope. Azeotropes boil at a constant temperature.
Recall the boiling point of this specific azeotrope.
The boiling point of this azeotropic mixture is approximately 393.5 K.

The final answer is $\boxed{\text{(b

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