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A 3.5-kg cannon on wheels is loaded with a 0.0527-kg ball. The cannon and ball are initially moving forward with a speed of 1.27

A 3.5-kg cannon on wheels is loaded with a 0.0527-kg ball. The cannon and ball are initially moving forward with a speed of 1.27 m/s. The cannon is ignited and launches a 0.0527-kg ball forward with a speed of 75 m/s. Determine the post-explosion velocity of the cannon.

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