Chemistry, 15.12.2019 18:31, milkshakegrande101
You have 88g of a radioisotope. if the half-life of this radioisotope is 4 days, how many grams will remain after 12 days?
Answers: 2
Chemistry, 22.06.2019 05:30, sethjohnson386pbnm3x
Modern weaponry has increased the number of deaths in wars and violent conflicts.
Answers: 3
Chemistry, 22.06.2019 05:30, madisonrosamond99
Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?
Answers: 2
Chemistry, 22.06.2019 07:30, zamirareece17
1. list three scientific reasons cockroaches may fly.
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
You have 88g of a radioisotope. if the half-life of this radioisotope is 4 days, how many grams will...
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