Molar mass of Neon ( Ne ) = 20.1797 g/mol
m = n * mm
m = 125 * 20.1797
m = 2522.4625 g
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Answer: Nucleus of an atom is heavy and positively charged because nucleus is only made up of protons and neutrons.
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Molecular formula of Ozone is O3. Hence ozone molecule contains 3 oxygen atoms.
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Summer days are warmer because the path of the sun is longer and we have more direct sunlight during that time
