Your friend orders the planets from greatest mean temperature to least mean temperature. your friend says this can be simply done by ordering the planets according to their distance from the sun. is your friend correct?

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation