Most atoms of uranium, which has 92 protons, are either uranium-235 or uranium-238. Compare the mass numbers and atomic numbers of these two isotopes of uranium. Recall, atomic number is the number of protons in the nuclei of elements.

When would a bouncy ball have the most potential energy

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.