the following sets of quantum numbers, listed in the order n, ℓ, mℓ, and ms, were written for the last electrons added to an atom. identify which sets are valid and classify the others by the rule or principle that is violated.

Of four agents alpha, beta, gamma anddelta, three have to be sent together on amission. if alpha and beta cannot gotogether, beta and gamma cannot go togetherand gamma and delta cannot go together, then which of the following holds? 1. any three agents can be sent.2. alpha, delta and any one out of beta andv gamma can be sent.3. beta, gamma and any one out of alphaand delta can be sent.4. the mission is impossible.

Registrars maintain high a. standardized tests b. faculty payrolls c. transcripts d. sporting facilities

What is the leading cause if water scarcity throughout much of the world