Question

a sample of gas occupies 806 ml at 26°c and 998 mmhg. find the volume in liters of the gass at STP

Answer 1

P1V1/T1 = P2V2/T2 
998 mm Hg (806 mL) / 299K = 760 mm Hg (V2) / 273 K 
V2 = 966 mL 

Answer 2

V2 = 966 mL is your answer