Why does increasing the concentrations of two reactants in solution make a reaction proceed more quickly?

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.

What shape would a molecule with two bound groups and two lone pairs have?

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.