Nitrogen has a proton number of 7, it also hos 7 neutrons What is the nucleon number of nitrogen?

What are the two causes of density in deep current waters? a. Salinity (how much salt) of the water and high temperatures c. Oxygen content of the water and high temperatures. b. Salinity (how much salt) of the water and low temperatures d.

A 3.5 M KNO3 solution contains 3.5 miles of KNO3 dissolved in A) 1.0 liter of solution B) 1.0 liter of solvent C) 3.5 liters of solution D) 3.5 liters of solvent

What are the cations and anions whose compounds are usually soluble?

Turning a magnet very quickly would be BEST used to create

Express 578,000 in scientific notation

A piece of solid carbon dioxide, with a mass of 21.0 g, is placed in an otherwise empty 4.60 L container at 25°C. What is the pressure in the container after all the carbon dioxide vaporizes?

What is the volume of 1 mile of gas at a standard temperature and pressure

Next to each formula, write the number of atoms of each element found in one unit of the compound

A particular atom has 58 protons and 82 neutrons. what are the atomic number, mass number, and periodic table symbol of this isotope?

Chemicals that are able to reduce activation energy in a reaction and speed the reaction rate are a. inhibitors. b. reactants. c. products. d. catalysts.