Physics, 02.12.2019 23:31 malissa0325
Cart a, with a mass of 0.4 kg, travels on a horizontal air track at 6 m/s and hits cart b, which has a mass of 0.8 kg and is initially at rest. after the collision the carts stick together, and the center of mass of the two cart system has a kinetic energy of
a. 3.5 j b. 7.2 j c. 2.4 j d 1.2 je. 4.8 j
Answers: 1
Physics, 22.06.2019 08:00
5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
Answers: 3
Cart a, with a mass of 0.4 kg, travels on a horizontal air track at 6 m/s and hits cart b, which has...
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