Physics, 25.11.2019 20:31 GOOBER3838
Vertical cylinder is filled with 0.10 moles of an ideal gas at standard temperature and pressure, and a 1.4-kg piston is initially held above the gas and seals the gas in the cylinder. uniform gravity acts downward. the seal is frictionless. the resulting trapped column of gas is 2.4 meters high. the piston and cylinder are surrounded by air which is also at standard temperature and pressure.
Answers: 3
Physics, 22.06.2019 08:00, hartzpeyton136
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
Physics, 22.06.2019 09:00, perezsamantha3oqr0za
As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy
Answers: 2
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