Which is a chemical property of oxygen. a. it expands when heated b. it combines to form o2 molecules c. it is a gas at room temperature d. it reacts with iron to form rust

Write the balanced equation for a reaction between aqueous nitric acid (hno3) and solid lithium metal (this is a single replacement reaction)

What are transitions between a liquid and a solid called? identify which way they are transitioning

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?