a Use the VSEPR model to predict the bond angles and geometry about each highlighted atom: HH H-C-C-O-H II HH b about C 109.5°, tetrahedral; about O 109.5°, bent about C 109.5°, tetrahedral; about O 180°, linear about C 120°, planar; about O 109.5°, tetrahedral about C 109.5°, bent; about O 180°, linear HH II H-C-C-H JI HH 109.5°, tetrahedral 120°, planar 180°, linear 109.5°, bent HO H-C-C-C-H 120°, planar 109.5°, tetrahedral 109.5°, bent

opposite polarities. Also Hote that for cal lydrogen bohas both carbon and hydrogen äre con Peptide *NH3 Octane Water Butanol H. CH, CH3 1. O=C CH, НС-ОН 1. HC-CH,-CH,OH H CH, CH, CH, C=0 CH, CH, CH, NH CH3 CH HC-CH,-CH,OH CH, CH C=0 CH, CH, NH CH, CH, HC-CH,-COO- CH, C=0 CH, NH CH3 HC-CH,-CH,-CH,-CH,-"NH, CH. C=0 CH, O=P-O Question 1 Lauric Acid Phosphate Derivative

O 8. Label the following pairs of compounds as exactly the same, completely different, isomers, or resonance structures. CH3CH(CH3)CHCHCOOCH₂CH3 H-Z x O C(CH3)2CHNHCH3 (CH₂)₂ CH₂ N/ N O :O:

For each example, specify whether the two structures are resonance contributors to the same resonance hybrid. a) H3C-ö-CH2 H3C-0=CH2 yes v b) ö: :0: H2C=CH-C-H H2C-CH=C-H