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Answers by NehaM

Answers by NehaM
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Help please Magnesium-27 has a half-life of 9.45 min. How many grams of a 200 g sample will remain after 120 min? Round your answer to the nearest hundredth of a gram. ___ g
answered Dec 28, 2023
10 votes
298k views
EASY CHEMISTRY QUESTIONS FOR 100 POINTS
answered Sep 24, 2023
24 votes
147k views
In the Gettysburg Address, Abraham Lincoln emphasized that the Union was fighting to: A. live up to the principle that all men are created equal. B. keep European powers from interfering with U.S. affairs.
answered May 15, 2023
13 votes
48.3k views
Jiro got a summer job at the library. He was surprised that he had to take a brief training course on workplace safety that included a segment on how to safely lift a box of books. Which BEST explains
answered Apr 26, 2023
25 votes
20.4k views
An object 20mm high is placed 10cm from a sperical mirror and forms a virtual image which is 40mm high. what is the radius of curvature off the mirrors​
answered Aug 19, 2022
6 votes
481k views
Hello I'm new can anyone help me with this question? Thank you so much! <3 xoxo
answered Jun 16, 2022
20 votes
366k views
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