Question

 How many Atoms are present in 9.0g of Aluminium & 0.8g of iron? (Given Atomic mass of Al=27 amu & Fe=56 amu)   ​

Answer 1

Explanation:

of moles of atoms present in 9 grams of aluminium is 0.33 moles. mole of a substance contains 6.022×10 atoms/molecules so 0.014324 moles will contain 0.014324×6.022×10 atoms. i.e 0.086259×10 atoms of iron which is approximately equal to 86.259×10 atoms.

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Answer 2

Explanation:

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