Beryllium is in Group 2.
What does this tell you about the electronic structure of beryllium?

What is the mass of 4 molecules of co2

Which best describes the activation energy of a chemical reaction? a. the combined energy of all the reactants b. the amount of energy required for a reaction to occur c. the difference in energy between products and reactants d. the potential energy stored in the bonds of reactants and products

How many grams of ammonia are produced when 1.0 mole of nitrogen reacts