Long-term cocaine use can lead to heart arrhythmia and heart attacks, strokes, seizures, headaches, abdominal pain, ulcers, nausea, and sometimes death. Long-term use can also affect the kidneys. Users may also experience extreme weight loss. These effects can happen regardless of age or health.
atomic number. The number of protons in the nucleus of an atom. In electrically neutral atoms, this number is also equal to the number of electrons orbiting about the atom's nucleus. The atomic number of an element determines its position in the Periodic Table.
Atomic Numbers. The atomic nucleus is in the center of the atom. The number of protons and neutrons in the atom define what type of atom or element it is. An element is a bunch of atoms that all have the same type of atomic structure. For instance, hydrogen is an element.