What is a pure substance with only one atom called

List the 5 main factors that can affect the rates of a chemical reaction

Evan finds a rock while hiking. It has a fossil in it. The rock is most likely a (n): igneous rock sedimentary rock metamorphic rock

U What is the hydronium ion concentration of a substance with a pH of 2?

How many electrons in an atom could have these sets of quantum numbers? n=5?

It is best to dispense chemicals from large stock bottles into smaller containers for use at your lab station because smaller containers are easier to manage and reduce waste. True / False.

importance of pH value in daily life

How do metallic bonds differ from covalent and ionic bonds

Will ag2so4 precipitate when 100 ml of 5.0*10-2 m agno3 is mixed with 10 ml of 5.0*10-2mna2so4 solution?

How many grams of H₂ are produced with the reaction of 36 grams of water? 2 Na + 2 H20 - > 2 NaOH + h2

Which statement is the best description of a chemical bond? A. A chemical bond connects 2 different molecules. B. A chemical bond holds atoms together. c. A chemical bond turns molecules into atoms. D. A chemical bond identifies atoms in a molecule.