Answer: <em>The reaction is an example of a metathesis reaction, which involves the exchange of ions between the Pb(NO3)2 and KI. The Pb+2 ends up going after the I- resulting in the formation of PbI2, and the K+ ends up combining with the NO3- forming KNO3.</em>
Explanation:
B - When many individuals of the same species are available for mating.
And
C - When the individuals live in a stable environment in which they thrive.
Answer:
c
Explanation:
a b and c are all signs of life but energy can be in objects not just life.
