A sample of calcium has a volume of 10.0 ml. the density of calcium is 1.55 g/ml. which is the correct expression to calculate the mass of the sample using dimensional analysis?

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.