शुद्ध पदार्थ और मिश्रण में सही अंतर कौन सा है?
Which is the correct difference between pure substance and mixture?
Explanation opens after your attempt
D. pure substance fixed composition रखता है और mixture variable composition रख सकता हैPure substance has fixed composition and mixture can have variable composition
Concept
A pure substance has definite composition. In a mixture the ratio of components can vary.
Why this answer is correct
The correct answer is D. pure substance fixed composition रखता है और mixture variable composition रख सकता है / Pure substance has fixed composition and mixture can have variable composition. A pure substance has definite composition. In a mixture the ratio of components can vary.
Exam Tip
Pure substance की composition definite होती है। mixture में components का ratio बदल सकता है।
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