The correct option is B1.66×10−24 g One atomic mass unit is equal to 1.66×10−24g. It is equal to 1/12th of mass of atom of Carbon-12. It is abbreviated as u.
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Q1
1amu is equal to1.66×10−24 g.
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Q2
1 amu is equal to 1.66×10−24 g.
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Q3
Mass of the one atom of the element X is 1.66×10−26 g. Number of atoms in 1 g of the element is:
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Q4
1 amu when expressed as 1.66×10−xg ,x =?
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Q5
The work function of a metal is 4.2 eV. If the radiation of 2000 Å falls on the metal, then kinetic energy of the fastest photoelectron is