Right, there is the "if" factor.
New International Version
If you declare with your mouth, “Jesus is Lord,” and believe in your heart that God raised him from the dead, you
will be saved.
New Living Translation
If you openly declare that Jesus is Lord and believe in your heart that God raised him from the dead, you will be saved.
English Standard Version
because, if you confess with your mouth that Jesus is Lord and believe in your heart that God raised him from the dead, you will be saved.
Berean Standard Bible
that if you confess with your mouth, “Jesus is Lord,” and believe in your heart that God raised Him from the dead, you will be saved.
Berean Literal Bible
that if you confess with your mouth, "Jesus
is Lord," and believe in your heart that God raised Him out from
the dead, you will be saved.
King James Bible
That if thou shalt confess with thy mouth the Lord Jesus, and shalt believe in thine heart that God hath raised him from the dead, thou shalt be saved.
New King James Version
that if you confess with your mouth the Lord Jesus and believe in your heart that God has raised Him from the dead, you will be saved.
New American Standard Bible
that if you confess with your mouth Jesus
as Lord, and believe in your heart that God raised Him from the dead, you will be saved;
NASB 1995
that if you confess with your mouth Jesus as Lord, and believe in your heart that God raised Him from the dead, you will be saved;