{"type":"rich","version":"1.0","title":"Unidades de concentración","description":"Unidades de concentración dunha solución: relacionar unidades coas súas definicións.","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1780948041880&hashid=60KmBA71r7","html":"<iframe src=\"https://arcade.padlet.com/embed/60KmBA71r7\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}