How many protons neutrons and electrons does beryllium have

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

What is the main reason why some developing countries fear the increase the free trade policies around the world?

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.