Question

Number of moles of sulphur present in 1 mole of $H_{2}S{O}_4$ are?

• A. $6.023\times {10}^{23}\text{moles of S}$
• B. $1\text{mole of S}$
• C. $4\text{moles of S}$
• D. $2\text{moles of S}$

Answer 1

The correct option is B $1\text{mole of S}$

1 mole of $H_{2}S{O}_4$ contains 2 moles of hydrogen atoms, 1 mole of sulphur atoms and 4 moles of oxygen atoms.