Let ψη be the stationary states of a particle in the box. determine if are eigenfunctions of the hamiltonian h, momentum p, position x, and momentum squared p2

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

Idon’t quite understand this problem

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above