The isotope abundances for Scandium are: Scandium-46 = 0.50%; Scandium-45 = 94.0%; and Scandium-44 = 5.5%.

What is the relative atomic mass for Scandium? Round your answer to the nearest tenth.

Fine out you self hx

3-isopentane; 3-methylbutane, and 1,2-methylpropane do not meet iupac rules, so they are wrong names.the only valid name onthe list is 2-methylbutane, which is the same isopentane.this is its formula:                   ch2                    |ch3 - ch - ch2 - ch3answer: 2-methylbutane