Chemistry, asked by Khushboochouhan, 1 year ago

Calculate the number of atom in 1). 52unit of helium. 2). 52 mole of helium

Answers

Answered by VaibhavPrasad
3
i)
 4 u of Helium (He) = 1 atoms of He
52 u of He = 1/4x 52 = 13 atoms
ii)
1 mole of Helium (He) contains
= 6.023 x ${{10}^{23}}$ atoms
52 moles of He contains = 6.023 x ${{10}^{23}}$ x 52 atoms.
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