Question

Calculate number of oxygen atoms in 10g of CaCo3. Answer fast dont spam plzzzzz​

Answer 1

Answer:

atomic weight of CaCO3 is 100 ,

given wt. =10g

no. of moles =given wt. Atomic wt.

therefore no. of moles =0.1

no. of atoms in 1 CaCO3 molecule = 5

no. of atoms in o.1 mole = 5×o.1×Avagadro’s no.

Explanation: