Chemistry, 11.06.2020 21:57 nevecronin
Assuming there is not friction or air resistance, which of the following is true about total mechanical energy of a swinging pendulum?
A. It remains constant throughout the entire swing
B. It is the greatest at the bottom
C. It is zero the entire time
D. It is the greatest at the top
Answers: 1
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Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips
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What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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Chemistry, 22.06.2019 17:30
I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!
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Assuming there is not friction or air resistance, which of the following is true about total mechani...
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