3cu(s) + 8hno3(aq) → 3cu(no3)2(s) + 2no(g) + 4h2o(l) if you could drop 12 atoms of copper into a beaker containing nitric acid, how many molecules of no would be produced? : 12 2 8 4

Modern weaponry has increased the number of deaths in wars and violent conflicts.

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.