Which gases are used to generate electricity in a fuel cell? ​

Which feature do highland climates have that lower elevation areas do not?

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable