Answers by Pavel Ognev
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Answers by Pavel Ognev

Answers by Pavel Ognev
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( 45 points) How did JJ Thomson defend the electron? And what are the differences between JJ Thomson model of the atom versus the modern version?
answered Aug 23, 2018
1 vote
127k views
What is 3/7 minus 2/5 ?
answered Mar 9, 2018
3 votes
57.5k views
Which of these can not form a perpendicular bisector?v PLZ HALLLLPPPP Right triangle Circle Parrelell lines a line segment
answered Mar 5, 2018
6 votes
127k views
Why is it important to follow instructions in the workplace?
answered Jan 17, 2018
7 votes
181k views
A tire at 21°C has a pressure of 0.82 atm. Its temperature decreases to –3.5°C. If there is no volume change in the tire, what is the pressure after the temperature change?
answered Nov 23, 2017
4 votes
19.8k views
What were the post world war 1 events?
answered Jun 3, 2017
3 votes
227k views
Which reaction will produce a solution that does not conduct electricity? A. CH3OH(l) CH3OH(aq) B. CaBr2(s) Ca2+(aq) + 2Br(aq) C. HF(g) + H2O(l) H3O+(aq) + F–(aq) D. NH3(g) + H2O(l) NH4+(aq) + OH–(aq)
answered Apr 15, 2017
2 votes
175k views
The 5.00-cm-long second hand on a watch rotates smoothly. What is its angular velocity?
answered Mar 30, 2016
4 votes
113k views
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