What is the percent by mass of hydrogen in CH3COOH (formula mass = 60. )? A) 7. 1%

B) 5. 0%

C)6. 7%

D)1. 7%

15 points pls answer quick it's timed I don't need explanation

Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.