Momentum: A satellite, initially at rest in deep space, separates into two pieces, which move away from each other. One piece has a mass of 190 kg and moves away with a speed 0.500c, and the second piece has a mass of 250 kg and moves in the opposite direction. What is the speed of the second piece?
A. 0.212c
B. 0.380c
C. 0.402c
D. 0.473c
E. 0.500c
Answer: C
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