Answers by Obaqueiro
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Answers by Obaqueiro

Answers by Obaqueiro
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When wood is burned is this a physical or chemical change ?
answered Jun 13, 2021
1 vote
155k views
Find the z score of A time for the 100 meter sprint of 20.0 seconds at a school where the mean time for the 100 meter sprint is 17.7 seconds and the standard deviation is 2.1 seconds
answered May 9, 2021
4 votes
172k views
How do we know that the people of the Indus River Valley traded with the rest of the ancient world?
answered Apr 13, 2021
2 votes
144k views
Three plants grew 3/4 feet. How much did they grow in all
answered Mar 25, 2021
4 votes
101k views
How do u factor this x^2−2x−1 x^2−3x+1 please show work
answered Aug 12, 2020
3 votes
103k views
Which term names a communicable disease? cancer disability allergy flu
answered Jun 24, 2020
6 votes
64.8k views
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