5.50 grams of solid copper reacts with HNO3 in a 1.50L container according to the following balanced equation at 25.0 degrees C. 4 HNO3 (l) + Cu (s) —> Cu(NO3)2 (aq) + 2 NO2 (g) + 2 H2O (l)

what is the partial pressure of NO2 inside the container after the reaction?

Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.

Which of the following isotopes has the same number of neutrons as phosphorus-31?