Search results
Results From The WOW.Com Content Network
Most 1-bromoalkanes are prepared by free-radical addition of hydrogen bromide to the 1-alkene.These conditions lead to anti-Markovnikov addition, giving the 1-bromo derivative.
The 75 mm pack howitzer was designed in the United States in the 1920s to meet a need for an artillery piece that could be moved across difficult terrain. Development began in 1920, and in August 1927, the weapon was standardized as howitzer, pack, 75mm M1 on carriage M1. Due to meager funding, production rates were very low; by 1933, only 32 ...