can someone please tell me if this amount of insulation is enough for soundproofing in a condo wall?

thanks. it;s in french, sorry!

2 gypses 5/8’’ + colombage de bois 2’’x4’’ + laine acoustique 3 ½’’ + espace d’air 1’’ + laine acoustique 3 ½’’ + colombage de bois 2’’x4’’ + 2 gypses 5/8’’ (STC 67)