Chemistry, 09.10.2020 06:01 raincalderxn
Alan launches a ball of clay into the air using a catapult. He calculates its
kinetic energy to be 9.0 J. Then he tears it in half and forms a ball that has
half the mass. He launches the smaller ball into the air at the same speed.
What is the kinetic energy of the smaller ball?
O 3.00
O 4.5 J
O 9.0 J
O 18.00
Answers: 2
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This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.
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Chemistry, 22.06.2019 12:50
The number at the end of an isotope’s name is the number.
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Alan launches a ball of clay into the air using a catapult. He calculates its
kinetic energy to be...
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