Chemistry, 23.06.2019 23:00, lolmaster101
Science needed ! running out of will give brainliest 1.) the atomic emission spectrum of hydrogen includes four visible colors of light: red, blue-green, indigo, and violet. which color of light corresponds with the largest electron transition? a.) blue-green b.) red c.)indigo d.) violet 2.) hydrogen’s emission spectrum includes a line of violet light that has a frequency of 7.31∗1014 hz. what is the energy (in joules) a photon of the violet light?
Answers: 1
Chemistry, 22.06.2019 07:30, superfly903
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?
Answers: 1
Chemistry, 22.06.2019 09:00, krystalhurst97
How are isotopes of the same chemical element alike? how are they different?
Answers: 1
Chemistry, 22.06.2019 17:30, llamasking
Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)
Answers: 2
Science needed ! running out of will give brainliest 1.) the atomic emission spectrum of hydrogen...
Biology, 17.09.2019 21:30