The blinded guy is flat-footed, and these are all touch attacks. I am not including any range penalties (10' increment), since I don't know how far away I am.
1st attackTo hit: = 1d20+6
touch attack (-2 for every 10 feet of range, +1 if within 30 feet)
Rolled 1d20+6 : 18 + 6, total 24
Acid damage: 1d6 (+1 if within 30 feet)
Rolled 1d6 : 6, total 6
Sneak Attack (if within 30 feet): 3d6
Rolled 3d6 : 6, 6, 5, total 17
2nd attackTo hit: = 1d20+6
touch attack (-2 for every 10 feet of range, +1 if within 30 feet)
Rolled 1d20+6 : 7 + 6, total 13
Acid damage: 1d6 (+1 if within 30 feet)
Rolled 1d6 : 3, total 3
Sneak Attack (if within 30 feet): 3d6
Rolled 3d6 : 3, 1, 1, total 5
3rd attackTo hit: = 1d20+6
touch attack (-2 for every 10 feet of range, +1 if within 30 feet)
Rolled 1d20+6 : 18 + 6, total 24
Acid damage: 1d6 (+1 if within 30 feet)
Rolled 1d6 : 1, total 1
Sneak Attack (if within 30 feet): 3d6
Rolled 3d6 : 4, 5, 4, total 13
Note: 1 point of splash damage for all withing 5 feet of the target for each flask.