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Answers by Andel

Answers by Andel
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When heated, KClO3 decomposes into KCl and O2. If this reaction produced 88.4 g of KCl, how much O2 was produced (in grams)? 2KClO_3--->2KCl+3O_2 2(KClO_3)=245.096 , 2KCl=149.102g, 3O_2=95.994
answered May 27, 2017
5 votes
101k views
Which of the following is an accurate statement about science in the Middle Ages? A)all scientists used the scientific method B)mathematicians continued to use Roman numerals for their calculations C)alchemists
answered Apr 29, 2017
4 votes
222k views
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