These are hands that always give me problems. I miss the flop, fire off a c-bet and get called. Turn misses...Fire a second barrel or no? And is my c-bet too small?

Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.50/$1
6 players
Converter

Stack sizes:
UTG: $36
UTG+1: $96.60
CO: $119.35
Button: $154.40
Hero: $97.30
BB: $35.60

Pre-flop: (6 players) Hero is SB with K A
UTG raises to $2, 3 folds, Hero raises to $4.5, BB calls, UTG calls.

Flop: 7 2 9 ($13.5, 3 players)
Hero bets $6, BB calls, UTG calls.

Turn: 2 ($31.5, 3 players)
Hero ???