Predict the indicated bond angles:
a. The C--N--H bond angle in (CH3)2NH
b. The C--N--C bond angle in (CH3)2NH

d. The C-O-C bond angle in CH3OCH3
e. The C--O--H bond angle in CH3OH
f. The H--C--H bond angel in H2C==O
g. The F--B--F bond angle in -BF4
h. The C--C--N bond angle in CH3C‰¡‰¡N.
i. The C-C--N bond angle in CH3CH2NH2.

CH2NHz