His back-to-back outside jumpers with four minutes remaining put the Nets ahead, 90-80.
Three of Mourning's six shots in the second half were outside jumpers.
Ewing, relying primarily on his outside jumper, had 23 points in Game 1 but made only four trips to the line.
Scott also scored 12 points, including a pair of outside jumpers in the final minute, one at the buzzer.
He scored 18 points in the period, hitting on five outside jumpers, one from 3-point range, and a layup.
We settled for too many easy outside jumpers.
Once I'm hitting the outside jumper the way I did tonight, it makes me a more deadly player.
The best way to do it is to back off on him and make him prove he can consistently hit the outside jumper.
The Nets settled for outside jumpers on a night when they should have been looking to attack in the paint.
Both shoot the outside jumper and are great shot blockers.