Yes, you'll be able to do a water change. Just be careful with the eggs, you don't want them to break. And welcome to the site!
When in doubt, Partial Water Change!
75 gallon ~AquaClear 110, Harlequin rasboras, Cherry barbs, Tiger barbs, Otos, Kuhlis, Rainbowshark.
10 gallon ~AquaClear 30, Guppies