Cryolite is a compound needed for the Hall-Heroult process for producing aluminum. Cryolite is produced by the following reaction:
6 HF + Al(OH)3 + 3 NaOH → Na3AlF6 + 6 H2O
How many grams of cryolite are produced if the reaction has a 67.3% yield and a limiting reagent of 35.4 grams of NaOH?
◦ 61.9 g
◦ 41.7 g
◦ 125 g
◦ 186 g
◦ 20.2 g