The solution which distills without change in composition is called _____?

The solution which distills without change in composition is called _____?

جو حل ساخت میں تبدیلی کے بغیر ڈسٹل کرتا ہے اسے _____ کہا جاتا ہے؟
Explanation

A solution that distills without change in composition is called an azeotropic mixture.

It behaves like a single substance during boiling, with constant boiling point and composition.