When solid sodium metal is placed in water, energy is released and sparks fly as sodium hydroxide is formed. which of these best describes this situation? the release of energy is a sign of a change. a) chemical b) endothermic eliminate c) phase d) physical

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction