Which equation is balanced? CH4 + O2 ⟶ CO2 + H2O

Mg + 2HCl ⟶ MgCl2 + H2

Mg + P4 ⟶ Mg3P2

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.

Determine the reaction and balance the following equations urgent due in the morning

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.