51. write a balanced equation for each of the fol-
lowing double-replacement reactions.
a. h, c,04(aq) + koh(aq) →
b. cdbr2(aq) + na s(aq) -
(cadmium sulfide is a precipitate.)

Each autumn the forest floor is covered by leaves that have fallen from trees which type of organisms is most effective in decomposing the leaf tissue allowing the nutrients and minerals to be recycled in the environment?

Which of the following would most likely cause a large number of density independent deaths in a population

This is science by the way which of the following is an example of an environmental pressure a. the air pressure in the atmosphere b. a lake that is gradually running out of water c. a fight between two members of the same species d. breeding between two members of the same species