un compuesto volatil contiene 54,50% de C, 9,10% de H y el resto de 0. sabiendo que 0,345g de este compuesto en estado de vapor ocupan 120ml a 100ºC y 1atm, determina su formula empirica y molecular

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

Mr. rose asked his student to draw a quadrilateral with four unequal sides. an example of this kind of quadrilateral

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.