40. Determine the empirical formula of polystyrene which is 92.3% C and 7.7% H. (Atomic weights:C =
問題詳情
40. Determine the empirical formula of polystyrene which is 92.3% C and 7.7% H. (Atomic weights:C = 12.01, H = 1.008). (A) CH3 (B) CH2 (C) C2H (D) C2H3 (E) CH