A ________ of particles (atoms, molecules, ions, etc) is equal to Avogadro s number, _______.

Name the following acid.HNO3 (aq)

 An instant cold pack works by dissolving ammonium nitrate into water. These cold packs use an ________ process to create the sensation of cold.

Which of the following are the spectator ions in this reaction? KCl (aq) + AgNO3 (aq) –> Hint: draw out the products first

The system is the substance undergoing the chemical or physical change, while the surroundings either provide heat to or absorb heat from the system.

A species that is oxidized is also the oxidizing agent.

An arrow in a chemical reaction indicates a change from the reactants to products.

711.0 expressed in scientific notation with the corect significant figures will be 7.110 x 103

Determine the number of protons (p) and electrons (e) in the following: Se2-

What day of the week will Lab assignments be due?