How many moles of oxygen are needed for the complete combustion of 11.5 g of \( C_3H_8(g) \)?
\( M_r \) propane = \( 44.1 \, g \, mol^{-1} \)
How many moles of oxygen are needed for the complete combustion of 11.5 g of \( C_3H_8(g) \)?
\( M_r \) propane = \( 44.1 \, g \, mol^{-1} \)