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Which observation provides evidence that some kinds of mediums can bend light waves
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An electrons position cannot be known precisely only it's probability of being in a certain location can be known
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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Plz mark brainliest 30 points 1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?
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Chemistry, 22.06.2019 15:00
Answer explain why it is not possible to deduce a complete order of reactivity.
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Which observation provides evidence that some kinds of mediums can bend light waves...
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