According to the periodic table, how many protons are in the nucleus of one atom of the element iron?
a. 9
b. 26
c. 55.85
d. 77

Determine the energy released per kilogram of fuel used. given mev per reaction, calculate energy in joules per kilogram of reactants. consider 1 mole of tritium plus 1 mole of deuterium to be a mole of “reactions” (total molar mass = 5 grams).

Identify which properties could correspond to solids, plasmas, or both. maintain a unique shape. collide infrequently with other particles. have very high velocities. conduct electricity. protons. have a low temperature. has long-range order.

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?