(Solved): Sodium silicate will react with hydrofluoric acid, HF, according to the following reaction. How man ...

Sodium silicate will react with hydrofluoric acid, HF, according to the following reaction. How many moles of HF are needed to react with 0.495 mol Na?SiO3? You do not need to enter a unit with your answer. Na?SiO3 (s) + 8 HF (aq) ? H?SiF6 (aq) + 2 NaF (aq) + 3 H?0 (1)