How many particles are in 8.00 moles of bromine?

The temperature at which liquid nitrogen boils (at atmospheric pressure) is 73 k.

In physical changes, the atoms or molecules that compose the matter do not change their identity, even though the matter may change its appearance.

Which statement correctly describes a sample of gas confined in a sealed container? (1) It always has a definite volume, and it takes the shape of the container. (2) It takes the shape and the volume of any container in which it is confined.

What happens to the energy that is stored in cells? Check all that apply It is released slowly It is released quickly It is released in a single reaction It is released in a series of heactions It is used by cells for repair and growth.

Un-reactive elements include the last group of the periodic table.

How many atoms of gold (Au) are present in a sample of 2.5 mol Au? A. 1.5 * 1024 atoms Au B. 1.5 * 1023 atoms Au C. 4.2 * 1024 atoms Au D. 4.2 * 1023 atoms Au

what might cause the goldfish population to drop if the temperature moves out of its normal range? Name three things

Why must a chemistry experiments performed in a well ventilated room?

What kind of chemical bond does salt have?

How does phosphorus enter the human body?