Here is the full list of all 47 Resident Evil 0 achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Finish the game without using a recovery item (including Green Chemicals).
Obtain all weapons.
Collect all of only one color of Leech Charms.
Finish Leech Hunter with rank A.
Defeat all enemies in Leech Hunter.
Play Leech Hunter.
Finish Leech Hunter with rank E or above.
Finish the game on Hard difficulty.
Finish the game without saving.
Finish the game with rank S.
Put on Team Wesker costume.
Combine every type of herb with each other.
Kill 50 enemies with the Death Stare at full charge.
Finish the game without combining herbs.
Finish the game without using a First-Aid Spray.
Defeat all bosses except Centurion using Rebecca.
Read all files.
Obtain all keys and use them all.
Shoot down a Hunter or an Eliminator while they are jump attacking in the air.
Defeat 16 bats in the church.
Get picked up by the Infected Bat.
Play the piano using Rebecca.
Create a Custom Handgun.
Use a Green Chemical.
Destroy a zombie's legs.
Defeat Mimicry Marcus for the first time only using a knife.
Defeat an enemy with a knife.
Break free of a Cerberus while they are biting you or trying to push you down.
Change into a costume.
Complete the treatment plant.
Defeat Queen Leech.
Defeat the Proto Tyrant.
Defeat Mimicry Marcus with a Molotov Cocktail or a Napalm Grenade.
Complete the factory.
Fight off the Proto Tyrant.
Complete the laboratory.
Defeat Infected Bat.
Complete the training facility.
Defeat an enemy by burning them.
Defeat a zombie by stomping on them.
Try to push something heavy with Rebecca.
Defeat Centurion.
Defeat an enemy with a critical-hit headshot.
Complete the train.
Create a Molotov Cocktail.
Attack an enemy to save your partner who is grappling with that enemy.
Defeat Stinger.