A sample of an unknown liquid has a volume of 12.0 mL and a mass of 6 g. What is its density?

Rotenone is an insecticide that is toxic

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

All ova contain sex chromosomes corresponding to: x y xx xy