What is an isotope? Give an example (use the full name! Simply listing the element is not a correct answer!)

How are the properties of acids and bases similar?

Which daughter element is produced from the beta decay of 89/36 kr

Which contains more molecules of water, 4.55 cm3 of ice (0.917 g/cm3) at 0◦C or 4.55 cm3 of liquid water at 0◦C? 1. the ice 2. the liquid? How many more molecules? Answer in units of molec.

The element fluorine has 9 electrons. which is the electron configuration for an atom of fluorine?

How are specular and diffuse reflections different?

Which has a larger atom calcium or barium?

When a spring is compressed, the energy changes from kinetic to potential which best describes this change?

Which of the following elements is classified as a nonmetal Xe Ca Sb Cu

What two quantities does the AVEE measure

A compound is made of copper, nitrogen, and oxygen atoms. A sample of the compound has 6.4 grams of copper, 2.8 grams of nitrogen and 9.6 grams of oxygen. The compound has a molar mass of 188 g/mol. Write the name and formula of the compound.