How do you separate a fine powder consisting of aluminum soda cans, steel cans, milk jugs, and soda bottles?

Express the following number in scientific notation. 0.026890 =

Fossil fuels are organic compounds that are made from

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