HELP QUICK PLSSS A 29.35 gram sample of cobalt is heated in the presence of excess
oxygen. A metal oxide is formed with a mass of 37.32 g. Determine
the empirical formula of the metal oxide.
Enter the elements in the order Co, O
empirical formula

Supongamos que estás estudiando dos estrellas. ambas estrellas tienen la misma magnitud aparente, pero la estrella a tiene una magnitud absoluta mayor que la estrella b. ¿que puedes decir acerca de la distancia a la tierra de estas dos estrellas?

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

Condensation happens when water vapor cools. true or false? ?