Find number abcIf c79c3 - baabb = 9bbc find number abc. Multiple solutions may exist.
Correct answers: 20
The first user who solved this task is Nílton Corrêa de Sousa.
Robert HareBorn 17 Jan 1781; died 15 May 1858 at age 77.American chemist who devised the first oxy-hydrogen blowpipe for the purpose of producing great heat. He was able to melt sizeable quantities of platinum with this blowpipe. Later, it was discovered that when such a blowpipe flame acted on a block of calcium oxide, a brilliant white light resulted—limelight. His device was also the ancestor of the modern welding torches. He presented a paper describing his invention on 10 Dec 1801 to the Chemical Society of Philadelphia.