What factors contributed to the stock market crash and economic collapse

The stock market crash of 1929 was not the sole cause of the Great Depression, but it did act to accelerate the global economic collapse of which it was also a symptom. By 1933, nearly half of America's banks had failed, and unemployment was approaching 15 million people, or 30 percent of the workforce.May 10, 2010

i discarded the supernatant and kept the pellet in this part of the experiment because you have to return all unused chemicals into their original containers at the end of each labratory.

explanation: