According to the law if conversation of mass, how many hydrogen and chlorine atoms are required for this reaction?

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.

What element has similar physical and chemical properties as boron.

How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6