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#1
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there is nothing called H4O2
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#2
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H4o2 is equal to H20 because this problem related to balance of the equation
2H2o=H4o2 |
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#3
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اقتباس:
__________________
محمد عبد السلام عواد كتاب الوافي في الكيمياء |
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| العلامات المرجعية |
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