The reactants involved in a chemical reaction are shown. how many o atoms must be present in the product thy forms from this reaction?
a.1
b.2
c.3
d.4

Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?