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                                    How can we prepare the White solid from acetylene  | 
                            
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Answer»  CaC2 + 2H2O → Ca(OH)2 + C2H2↑ Calcium carbide production requires extremely high temperatures, ~2000 °C, necessitating the USE of an ELECTRIC arc FURNACE. In the US, this process was an important part of the late-19th CENTURY revolution in chemistry ENABLED by the massive hydroelectric power project at Niagara Falls.  | 
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