Answer: i can help you if you can help me my question is
A 2.52 L tank at 25 oC has a nitrogen partial pressure of 19.5 atm, with the remaining of the 17.5 atm pressure due to neon. What mass of nitrogen is in the tank?
ill heelp u
Answer:
Ionization Energy increases from left to right on the periodic table. Atomic radius decreases moving left to right on the periodic table.
Atomic size gradually decreases from left to right across a period of elements. This is because, within a period or family of elements, all electrons are added to the same shell.
Answer:
D
Explanation:
Radioactivity means
the emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei
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Because it has atomic no. = 1 (according to modern periidic table)
