Answer:
?
Explanation:
What are the statements? You've given the passage but not the statements
Answer:
Through their adaptations from their habitat; environment
Explanation:
Charles Darwin explains evolution and their genetic material evolves during the process. For example, fruit birds have narrow bills whilst seed-eating birds have big bills. The foods they eat forced their DNA to adapt with the system in order to survive.
Answer:
The new pressure will be 0.225 kPa.
Explanation:
Applying combined gas law:
where,
are initial pressure and volume at initial temperature 
.
are final pressure and volume at initial temperature 
.
We are given:
Putting values in above equation, we get:
Hence, the new pressure will be 0.225 kPa.
CH4+2O2–>CO2+2H2O
4Fe+3O2–>2Fe2O3
Answer:
the number of protons in the nucleus of an atom. the number of protons define the identity of an element
