If you measured out 4.40 grams of sulfur: (a) How many moles of sulfur would you have?
(b) How many atoms of sulfur would be present in
that amount of sulfur?

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

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 lowest number energy level where a d sublevel is found