The atomic mass number (or isotope number) = number of protons + neutrons combined so in the case of calcium 40 = 20 + number of neutrons. This makes the number of neutrons 20. Added: Other isotopes (about 3%) of (natural occurring) Calcium are with 22, 23, 24, 26 or 28 neutrons.
Off the Atlantic coast of the United States tiger sharks are found from Cape Cod, Massachusetts, to the Gulf of Mexico and Caribbean Sea.Off the Pacific coast tiger sharks are found from southern California southward. In the western central Pacific, tiger sharks are found in the Hawaiian, Solomon, and Marshall Islands.istribution: Off the Atlantic coast of the United States tiger sharks are found from Cape Cod, Massachusetts, to the Gulf of Mexico and Caribbean Sea. Off the Pacific coast tiger sharks are found from southern California southward.
Tiger snakes are found in coastal environments, wetlands, and creeks where they often form territories. Areas with an abundance of prey can support large populations. The species' distribution extends from the south of Western Australia through to South Australia, Tasmania, up through Victoria, and New South Wales.he Peninsula tiger snake has a blunt head distinct from a robust body; it averages 1.1 m (3.5 ft) in length. Roxby Island specimens are much smaller, averaging 0.86 m in length. Dorsally, it is generally jet black, sometimes with white or cream markings around the lips and chin.