why is it being less sure about the placement of electrons in an atom is actually an improvement over earlier models?

Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion

Determine the number o moles of ions/atoms/particle in the following: 2.50 miles of k2s (let me know how to do)

Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation