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1. सल्फेट, कार्बोनेट, आयरन और अमोनियम रेडिकल युक्त अकार्बनिक मिश्रण का विश्लेषण कैसे करेंगे। |
| Answer» NCH of science concerned with the SUBSTANCES of which matter is composed, the INVESTIGATION of their properties and reactions, and the USE of such reactions to FORM new substances. | |