If 139 gm of zinc metal and 207 gm of copper II nitrate react. How many grams of
copper metal will be produced for this reaction?
Zn+Cu(NO3)2=zn (NO3)2 + cu

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.