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Physics, 22.06.2019 14:40
You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.
Answers: 2
Physics, 22.06.2019 18:00
The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.
Answers: 1
Physics, 22.06.2019 23:00
During the past 150 years in the united states, how did energy consumption compare to population growth
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Physics, 23.06.2019 02:00
How is an electron dot structure used to represent a covalent bond?
Answers: 2
You have 125 g of a certain seasoning and are told that it contains 16.0 g of salt. what is the perc...
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