1) A block with a weight of 879 N is lifted with a pulley, applying a force whose magnitude is 1450 N. determines the magnitude of the acceleration acquired by the body.

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.