Physics, 05.04.2021 18:20 bvolleyball9
Two objects in space are separated by a distance of 5.903×106 m. One object has a mass of 2.8×104 kg, while the other has a mass of 8.83×1020 kg. Calculate the force of gravity between these two objects.
Answers: 3
Physics, 22.06.2019 12:30
Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j
Answers: 3
Physics, 22.06.2019 14:00
Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?
Answers: 1
Physics, 23.06.2019 00:00
What word chemical equation describes cavendish’s experiment with zinc?
Answers: 1
Physics, 23.06.2019 01:00
Given the data calculated in parts a, b, c, and d, determine the initial rate for a reaction that starts with 0.85 m of reagent a and 0.70 m of reagents b and c?
Answers: 1
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