If 7.79 mol of NO2 occupy 17.8 L, how many liters will 4.31 mol of NO2 occupy at the same temperature and pressure?

Alarge marble is dropped in a graduated cylinder with 35ml of water in it. the water level increases to 49ml. what is the volume of the marble

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?

Which of the following units is not an official si unit? mole liter kilogram ampere