Question

Calculate the mass 1 mole of sucrose $\left(C_{12}{H}_{22}{O}_{11}\right)$.

Answer 1

Weight of carbon = $12.0\times 12=144.0$
Weight of hydrogen = $1.0\times 22=22.0$
Weight of oxygen = $16.0\times 11=176.0$
Therefore, 1 mole weighs 342 g.