When hydrogen peroxide is broken down the gas released or given off is Oxygen.
Answer:
7 to 1
Explanation:
As you move from row ----- to row ------ in the periodic table, the atomic radius of the elements DECREASES.?
And we have 7 rows in a periodic table, so the answer has to either 1 to 7 or 7 to 1
Theoretically,
Atomic size increase as we move from top to bottom as an extra shell gets added up with every period.
SO, the answer is, 7 to 1
Chemistry is the branch of science that deals with the identification of the substances of which matter is composed.
V'=v2-v1=27.6-22.3
density=mass/v'
ps: ml is the same as cubic cm
