Question

qual o total de átomos presentes em H3PO4 ?

Answer 1

$\Large\boxed{\begin{array}{l}\sf8\,mols\,\acute atomos\longrightarrow 8\cdot6\cdot10^{23}\,\acute atomos\\\sf=48\cdot10^{23}\acute atomos\,ou\,4,8\cdot10^{24}\,\acute atomos\end{array}}$