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题目装满某种液体的容器的底面积S=8dm2,容器的容积V=39dm3,容器对水平面的压强为4 068Pa.已知容器的重力G=19.6N,求容器内所装液体的密度.
The bottom area of the container filled with a certain liquid is S = 8dm2, the volume of the container is V = 39dm3, and the pressure of the container against the horizontal plane is 4 068Pa. The known container has a gravity G = 19.6N, and the density of the liquid contained in the container is required.