Radioisotopes taken internally for medical a. must be eliminated from the body slowly b. should be fissionable isotopes c. are usually deposited in fat structures d. should have a short half-life

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

What is a metal replacement reaction

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.