oxidul de cupru este folosit la colorarea sticlei si a emailurilor carora le imprima o culoare verde-albastruie. Calculeaza masa de cupre care formeaza 3 mol de oxid de cupru in reactie cu oxigenul.

How does decreasing the gas volume affect the pressure of a gas?

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.