What is the relationship between salinity and density

What type of nuclear decay causes the atomic number of an element to increase by 1?

Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block

If forces acting on an object are unbalanced. true or false