Pls help and give a direct answer Select the correct answer. A compound has an empirical formula of CzHs. What is true about this empirical formula? OA It models the structure of the compound. O B. It shows the ratio of elements in the compound. O C. It gives the mass of each atom in the compound. OD. It indicates the number of atoms in the compound. O E. It describes only this one compound.​

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

if it's not useful, feel free to report for mistake in answer.

un recipient conține 6,4 moli de gaz. gazul hidrogen reprezintă 25% din totalul kilometrilor din container. în cazul în care presiunea totală este de 1.24 atm ceea ce este