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If 'CHEMISTRY' is written by a graphite pencil, it weighs 3.0×10−10 g. How many carbon atoms are present in it? NA=6×1023 |
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Answer» If 'CHEMISTRY' is written by a graphite pencil, it weighs 3.0×10−10 g. How many carbon atoms are present in it? NA=6×1023 |
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