Answers by Maddoxej
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Answers by Maddoxej

Answers by Maddoxej
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The product of the slopes of two non-vertical perpendicular lines is always -1. It is NOT possible for two perpendicular lines to both have a positive slope because the product of two positives is positive.
answered Oct 29, 2018
6 votes
176k views
Effect of junk status on standard of living
answered Sep 14, 2018
3 votes
166k views
A sample of radium-226 contains 1.0×108 atoms of radium-226. How many atoms of radium-226 will remain in the sample after three half-lives?
answered Jun 21, 2018
4 votes
156k views
Over the summer, Jackie played video games 3 hours per day. When school began in the fall, she was only allowed to play video games for half an hour per day What is the percent decrease? Round to the nearest
answered Apr 30, 2018
4 votes
130k views
The __________ was the largest organization of african american activists in the 1920s.
answered Apr 29, 2018
6 votes
54.6k views
What people and events shaped the abolition movement the most
answered Dec 18, 2017
3 votes
102k views
what is the volume of 24.0 g of oxygen gas at stp? i need to show work and i just cant get it. please help?
answered Nov 8, 2017
3 votes
86.6k views
How does the author express his views?
answered Mar 9, 2017
3 votes
12.0k views
Which of the following is a characteristic of proteins? A.Some may enhance the rate of specific chemical reactions. B.They may form either long, thin fibrous molecules or compact, rounded globular molecules.
answered Oct 29, 2016
3 votes
7.7k views
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