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Alfred Hand

Why is it a mass number?

Mass number is an important concept in chemistry, as it helps to identify the number of protons and neutrons in an atom or molecule. The mass number is written as...

Is element 120 possible?

In the world of chemistry, the periodic table is an essential tool for understanding the fundamental structure of matter. It’s a way to put order and meaning to the seemingly...

Can you touch Krypton?

Krypton is a rare atmospheric gas, known for its use in lamps and flashlights, and is an element found on the periodic table. It is non-toxic and chemically inert, and...