Find the acceleration of the system and the tension in all ropes. All systems accelerate from rest. plz help!!! (show me the whole procedure)​
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What will a positive and a negative charge do if they are separated from each other?

Argon, neon, and xenon are examples of

What is the mass of the water that is being heated? it requires 2,500 joules to raise a certain amount of water (c = 4.186 jig c) from 20.0°c to 60.0°c. o 159 o 40 g o 63 g o 80 g