Which atom has a nucleus they contains 13 proton and 14 neutrons

The number of protons define the element. Since this element has 13 protons, the element is aluminum. This certain atom is also an isotope of aluminum since the atom can have different numbers of neutrons

1.from liquid state to gaseous state is evaporation 3.solid to liquid is melting 5. solid to gaseous state is sublimation 6. gas to solid state is decomposition 7. a change of state is known as the states of matters