Physics, 30.07.2019 18:30 terrickaimani
Elements may have similar properties and we can use the periodic table to us determine what they are. these three elements are alike in many ways but they do not share all properties. what property do these elements not have in common? mg, k, and ca a) same phase at room temperature. b) good conductors of electricity. c) same number of valence electrons. d) they form cations (positive ions).
Answers: 1
Physics, 22.06.2019 12:30
An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5Γ103 j and the energy transferred thermally out is 99.4Γ103 j. there are 1.5Γ1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1β2 b. 2β3 c. 4β1 d. 1β2 and 4β1 e. none of the above
Answers: 3
Physics, 23.06.2019 02:20
3. a particle with initial velocity vβ 0=(5.85Γ103m/s)j^ enters a region of uniform electric and magnetic fields. the magnetic field in the region is bβ =β(1.35t)k^. you can ignore the weight of the particle. a. calculate the magnitude of the electric field in the region if the particle is to pass through undeflected, for a particle of charge +0.640 nc.
Answers: 2
Physics, 23.06.2019 07:00
Atrain flies at a speed of 350 miles per hour how far will it travel in 3 hours
Answers: 2
Elements may have similar properties and we can use the periodic table to us determine what they ar...
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