'Chemistry teacher Señor Avalos taught us element names in Spanish: potasio, helio & this, for symbol Na'
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SEÑOR CLASS: Chemistry teacher Señor Avalos taught us element names in Spanish: potasio, helio & this, for symbol Na
Chemistry teacher Señor Avalos taught us element names in Spanish: potasio, helio & this, for symbol Na
Chemistry teacher Señor Avalos taught us element names in Spanish: potasio, helio & this, for symbol Na
SEÑOR CLASS
sodio
SEÑOR CLASS