Use the periodic table to determine which of the following could be an isotope of indium (In). Check all that apply. Z=49 A=113
N=64 Z=49
N=61 A:113
A=110 N=49

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the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."

true tan speed = ang vel x radius

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.