The following image shows a group of three blocks being pushed across a horizontal frictionless surface. A. What total mass is accelerated from the right by a) force F b) F21 of block 1 on block 2 c) F32 of block 2 on block 3. B. Rank the blocks according to their accelerations greatest to least, and rank forces F21 and F32 according to their magnitude greatest to least.

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