On Jul 28, 10:38*am, wrote:
I have a new asphalt driveway and, dumb me, I dropped a small bag of
concrete mix (sakrete) on it. *The bag burst. *After I cleaned up the
small mess, I see that it left a whitish area which really spoils the
new look of the driveway. *I thought rain would clean it up but it
didn't. *Is there any kind of cleaner I can try?

May take a long time but rain should help with time. If it's a year
old, I'd consider sealing it which is something you will probably do
anyway.