Chemistry · Matter and its States
निम्नलिखित में से कौन सी प्रक्रिया एक भौतिक परिवर्तन को दर्शाती है?
- 1मीथेन का दहन
- 2भोजन का पाचन
- 3क्षार द्वारा अम्ल का उदासीनीकरण
- 4कपूर का ऊर्ध्वपातन (Sublimation)✓
सही उत्तर देखें
कपूर का ऊर्ध्वपातन (Sublimation)
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