Question

calculate the no. of atoms of each type in 49 g of H2504.
(CH=1u, s = 32 u 0-16u)​

Answer 1

Weight=49g

Molar mass= 98

Moles = weight/molar mass

Moles=0.5

Moles= N(H2SO4)/Na

N(H2SO4)= 0.5×6.023×10^23

N(H2SO4)=3.0115×10^23

I hope this helps ( ╹▽╹ )