16. why are atomic numbers always whole
numbers?

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

Some molecular compounds, such as hcl, ionize completely in solution. for molecular compounds such as h2co3, most molecules do not ionize in solution. which describes the properties of these two solutes? a. hcl and h2co3 have the same effect on the properties of the solution. b. hcl raises the freezing point of water more than h2co3 does. c. hcl raises the boiling point of water more than h2co3 does.

The plant food contains nh4)3po4 what tests would you run to verify the presence of the nh4 ion and the po4 ion