Find number abc
If c9156 - 211ab = 28ac9 find number abc. Multiple solutions may exist.Correct answers: 77
The first user who solved this task is Squazz Muntbacker.
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Johan August ArfwedsonDied 28 Oct 1841 at age 49 (born 12 Jan 1792).Swedish chemist who discovered lithium (1817) in a compound in the mineral petalite, though he was unable isolate it as metal. That required electrolysis with stronger batteries than he had available. (The separation was eventually accomplished by Davy.) Arfwedson abandoned scientific endeavour to spend his time running his family's manufactories and mines that he inherited. Petalite is now known to be lithium aluminium silicate.« |