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Hace 11 horas · Properties and chemistry DDT is similar in structure to the insecticide methoxychlor and the acaricide dicofol. It is highly hydrophobic and nearly insoluble in water but has good solubility in most organic solvents, fats and oils. DDT does not occur naturally and is synthesised by consecutive Friedel–Crafts reactions between chloral (CCl 3 CHO) and two equivalents of chlorobenzene (C 6 H 5 ...
Hace 11 horas · The Rite of Spring (French: Le Sacre du printemps) is a ballet and orchestral concert work by the Russian composer Igor Stravinsky.It was written for the 1913 Paris season of Sergei Diaghilev's Ballets Russes company; the original choreography was by Vaslav Nijinsky with stage designs and costumes by Nicholas Roerich.When first performed at the Théâtre des Champs-Élysées on 29 May 1913 ...
Hace 11 horas · Gaza's civil defence agency said Monday that the death toll had risen to 40 from overnight Israeli strikes that set ablaze tents of displaced Palestinians in Rafah, an attack that sparked condemnation across the Arab world.Israel's army said the air strikes late Sunday, hours after a rocket attack had targeted Tel Aviv, had killed two senior Hamas operatives, and that it was investigating the ...
Hace 11 horas · In the latest twist in the Pune Porsche horror, two doctors have been arrested for allegedly manipulating the blood test report of the 17-year-old, whose late night drunk drive left two 24-year ...
Hace 11 horas · The Coca-Cola 600 turned into the Coca-Cola 373.5 on Sunday night, with stormy weather causing more than 200 miles to be trimmed off the back end of what is usually NASCAR’s longest race. So the ...
Hace 11 horas · The mother of three girls who were stabbed at a movie theater along with their friend in Braintree, Massachusetts, on Saturday is talking about the horrible night and the “sick” individual who ...
