Find number abc
If a5baa - a33b5 = ac77 find number abc. Multiple solutions may exist.Correct answers: 80
The first user who solved this task is Roxana zavari.
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OxygenIn 1774, Antoine Lavoisier observed that heating mercuric oxide produces metallic mercury. He thought the reaction might have been caused by contact with iron; he made no note of gas evolution in his notebook. |