Oxygen is composed of only one kind of atom and can’t be separated into simpler substances. what type of matter is it?

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

Properties seen when one one substance changes to another are known as properties