The balanced chemical reaction are as follows:
P8 + 5O2 --> 2P4O10
We are given the amount of P8 to be used in the reaction. We use this to calculate what is asked. We do as follows:
1.6 mol P8 ( 2 mol P2O10 / 1 mol P8 ) ( 283.89 g / mol ) = 908.45 g P4O10 produced
