What Is the Assigned Atomic Mass of Carbon-12?

Answer

Carbon -12 means that the atom has six protons and six neutrons. The atomic mass of carbon -12 is assigned, 12 atomic mass unit or simply 12amu. The relative mass of the carbon -12 was assigned exactly 12 units.
Q&A Related to "What Is the Assigned Atomic Mass of Carbon-12"
Carbon has 6 protons. With carbon-12 (the most common isotope) there are 6 protons + 6 neutrons, which gives the atomic mass of 12.
http://wiki.answers.com/Q/What_is_the_relation_of_...
Because, by convention, chemists have set it to be exactly 12 and relate the mass of every other isotope of every other element to that one. If chemists had decided to use hydrogen
http://answers.yahoo.com/question/index?qid=200810...
The atomic mass is the mass of a specific isotope of
http://www.chacha.com/question/why-is-the-atomic-m...
Because in any measurement System you need a standard or reference. Example platinum bar on Paris for metre, (even though we don't use it anymore for that) In past we used the hydrogen
http://uk.answers.yahoo.com/question/index?qid=200...
About -  Privacy -  Careers -  Ask Blog -  Mobile -  Help -  Feedback  -  Sitemap  © 2014 Ask.com