Which of the gas giants has the largest icy/rocky core compared to its overall size?

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?

The vapour pressure of benzene is 53.3 kpa at 60.6 °c, but it fell to 51.5 kpa when 19.0 g of a non-volatile organic compound was dissolved in 500 g of benzene. calculate the molar mass of the compound.

Which planet do you think would be easiest for humans to colonize some day?