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प्रश्न
Balance the following equation:
\[\ce{Na + O2 -> Na2O}\]
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उत्तर
\[\ce{4Na + O2 -> 2Na2O}\]
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संबंधित प्रश्न
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| Indicator | Colour change | Inference |
| Methyl Orange | No change | ...................... |
| .................... | Acid | |
| Yellow | ....................... |
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