The density of gasoline at room temperature is 0.70 g ml. if the gas tank of a car holds 12.0 gallons (45.4 l), what is the mass of a tankful of gasoline?

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction

How much carbon is stored in the atmosphere as co2