What are the advantages and disadvantages of wind energy?

Is powdered sports drink ionic or covalent ? 10pts !

Is of of 3- ? a. 1--3- b. 1--2- c. 1--3- d. of

Which change will decrease the number of effective collisions during a chemical reaction? a. adding a catalyst b. increasing the surface area c. decreasing the temperature d. increasing the reactant concentrations e. increasing the volume of the reactants