Choose an activity that you, your family, or a friend engages in in which results in pollution. discuss some of the ethical, economical/and financial, and cultural/social issues that affect the decision to engage in this activity. what are the consequences of the pollution resulting from the sec to me? would it be a simple matter to stop engaging in this activity, or are these considerations that would make it difficult to do so? explain your reasoning.
texas-flood watch and coastal flood barriers
california-try and look for under ground water stream
elements in the first row (hydrogen and helium) will have outer electrons in the first energy level. their principal quantum number is 1. elements in the second row (lithium through neon) will have valence electrons in the second energy level with a principal quantum number of 2.
the rules of base pairing explain the phenomenon that whatever the amount of adenine (a) in the dna of an organism, the amount of thymine (t) is the same (chargaff's rule). similarly, whatever the amount of guanine (g), the amount of cytosine (c) is the same.