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spelman
2 years ago

You can approach the grape via an Elipsoid and calculate the volume or measure over water displacement. With the small size of a grape, a very precise measuring cylinder is required for this purpose. The error will nevertheless be large, so that the computational method may even be more accurate.

maja0403
2 years ago

You weigh the mourning and see how much water it displaces in a cylinder. This gives you all the information you need to calculate the density.

density = mass : volume