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