The density of an unknown gas at STP is 1.63 g/L. Is the gas H2(g), N2(g), HCl(g), or CO2(g)

1. list three scientific reasons cockroaches may fly.

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.

How can a mixture of salt water be separated into salt and water