Carbon exists in nature as three isotopes. given the atomic masses and relative abundance of the isotopes, what is the average atomic mass of carbon? a. 12.000 amu b. 12.011 amu c. 13.002 amu d. 13.003 amu e. 14.003 amu

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .