A cylindrical bottle of oil and salt water with 1/2 volume oil ($\rho$ =0.910 g/cm³)and 1/2 volume salt water ($\rho$ = 1.03 g/cm³)is at rest on a table.Initially the oil and salt water are separated,with the oil floating on top of the water.The bottle is shaken so the oil and water uniformly mix and the bottle is returned to the table.How has the height of the center of mass changed after mixing? A)It is higher. B)It is lower. C)It is the same. D)There is not enough information to answer this question.

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The Answer of A cylindrical bottle of oil and salt water with 1/2 volume oil ($\rho$ =0.910 g/cm³)and 1/2 volume salt water ($\rho$ = 1.03 g/cm³)is at rest on a table.Initially the oil and salt water are separated,with the oil floating on top of the water.The bottle is shaken so the oil and water uniformly mix and the bottle is returned to the table.How has the height of the center of mass changed after mixing? A)It is higher. B)It is lower. C)It is the same. D)There is not enough information to answer this question.

A Cylindrical Bottle of Oil and Salt Water with 1/2 ρ\rhoρ

A Cylindrical Bottle of Oil and Salt Water with 1/2 $\rho$