The type of Heat transfer from one particle to another by direct contact is called:

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car’s gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars