What mass of H2SO4 is needed to prepare a 500 mL of 18.0 M solution?

The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves