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October 21 in chemistry

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1660 - Georg Ernst Stahl born: oxidation and reduction; phlogiston theory; prepared glacial acetic acid. Read some of his writings.
1803 - John Dalton read a paper containing his first list of atomic weights to the Literary and Philosophical Society of Manchester.
1822 - Adolph Strecker born: amino acid synthesis and degradation; sulfite alkylation.
1831 - Hermann Hellriegel born: agricultural chemistry; nitrogen fixation by bacteria in root nodules of legumes.
1833 - Alfred Nobel born: invented dynamite; established Nobel Prizes and Nobel Foundation. Nobelium (No, element 102) is named after Nobel.
sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com

Latest Homework

period	date assigned	assignment	worksheet
1	Friday 10.18.2019	Complete the collected essay worksheet.	Download
		Next Test: 10/30/2019 Chapter: 5,6 & 13
		See Period 1 Homework Calendar
3	Friday 10.18.2019	Complete the chapter 3 vocabulary. Color the periodic table sheet using the instructions on the packet. The scientist worksheet is due Thursday and there will be a quiz on Thursday on Elements 1-54.	Download Download
		Next Test: 10/18/2019 Chapter: 2
		See Period 3 Homework Calendar
6	Thursday 10.17.2019	Complete the chapter 3 vocabulary. Color the periodic table sheet using the instructions on the packet. The scientist worksheet is due Wednesday and there will be a quiz on Wednesday on Elements 1-54.	Download Download
		Next Test: 10/17/2019 Chapter: 2
		See Period 6 Homework Calendar
7	Friday 10.18.2019	Complete the collected essay worksheet.	Download
		Next Test: 10/30/2019 Chapter: 5, 6 & 13
		See Period 7 Homework Calendar
8	Thursday 10.17.2019	Complete the chapter 3 vocabulary. Color the periodic table sheet using the instructions on the packet. The scientist worksheet is due Wednesday and there will be a quiz on Wednesday on Elements 1-54.	Download Download
		Next Test: 10/17/2019 Chapter: 2
		See Period 8 Homework Calendar

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