What speed should a satellite with a mass of 1500 kg at 8,500 km above the center of the Earth be travelling at in order to
stay in orbit (remember, the mass of the Earth is 5.97 x 1024 kg)
(in m/s, G = 6.67 x 10-11 N (m/kg) 2).

If you touch a hot light bulb and get burned, that is an example of a. radiation b. convection c. conduction

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.

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination. at the turning point, how far is the second student from the destination?