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