Which statement is not true about oxygen-17 and oxygen-18 (a) they have the same number of protons. (b) their atoms have an identical mass. (c) they are isotopes of oxygen. (d) they do not have the same mass number

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion