What are the common names for the following chemical substances? • acetic acid • sodium acetate
• sodium bicarbonate • calcium chloride
• carbon dioxide • calcium carbonate
• dihydrogen monoxide • sodium chloride

Why is nh3 classified as a polar molecule

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together