Which of the following is a sign a chemical reaction has occurred?
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Chemistry, 26.12.2019 11:31 yasmineeee96371
Which of the following is a sign a chemical reaction has occurred?
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Chemistry, 21.06.2019 23:00
Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.
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Chemistry, 22.06.2019 00:30
Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants
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Chemistry, 22.06.2019 09:00
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
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