Question

If 40 g of calcium has 'x' atoms, then the number of atoms in 40 g neon will be: (Given- atomic mass of calcium= 40 u, atomic mass of neon= 20 u)

Answer 1

Answer:

this 40 g is can be said to be one mole of calcium atom. One mole of any substances contain the number of molecules or atoms equal to 6.022×10^23. = 3.011×10^22 atom will be contained in 2 grams

Explanation:

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