Which of these ionic compounds have polyatomic ions? Check all that apply. CaCO3
NaF
FeO
CaCl2
NaOH

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

An electric clothes dryer has a resistance of 8 ohms. it draws 30 a of current. what is the voltage, in volts, of the wall outlet that it is plugged into?

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?