PLEASE HELP I WILL GIVE Scientist A produces 83.67 g KMnO, while Scientist B produces 81.35 g KMnO.. What is the percent yield for Scientist A? What is the percent yield for Scientist B?​

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

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?

What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-