What would be the best flow rate of o2 for a patient with copd?

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

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.

Compare and contrast refraction of light and sound will give brainliest