PLS HELP
Which statement correctly compares the waves speed and energy of the pulses?

Which substance has non polar covalent bonds

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

How can a mixture of salt water be separated into salt and water