1s and 2s
Answers: 2
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Label a-f based on the table using c for concentrated and d for dilute
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The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true
Answers: 1
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Plz mark brainliest 30 points1) 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?
Answers: 1
Which pair of atomic orbitals has the same energy in a krypton atom?
1s and 2s
1s and 2s
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