Chemistry · Chemical Reactions
जब लोहे में जंग लगने की प्रक्रिया होती है, तो उसका कुल भार:
- 1अनिश्चित रूप से बदलता रहता है
- 2बढ़ जाता है✓
- 3बिल्कुल समान रहता है
- 4थोड़ा कम हो जाता है
सही उत्तर देखें
बढ़ जाता है
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