In a hospital setting, which of the following presents the possibility of being the source of an arc flash?

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.

Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?

Stoichiometry- i need with 14 and 15! an explanation would be appreciated!