Which two solutions have similar solubilities at 40°c?

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

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?