Which option correctly describes a reactant? 1 substance that is burned and destroyed during a chemical reaction 2 substance that enters into a chemical reaction and is changed by that reaction 3 substance that is present during a chemical reaction but is not affected by that reaction 4 substance that forms as a result of a chemical reaction

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.

Name atleast 3 type of energy associated with the microwave

What is the molecular formula of ferrous nitrate and ferric nitrate