Which change will cause the greatest increase in the rate of reaction for this chemical reaction?
8zn(s) + s8(s) 8zns(s)
adding a catalyst
increasing the temperature
increasing the surface area
increasing the concentration

What type of cell is produced after fertilization occurs and the gametes combines ?

If water were a non polar molecule, how would its properties be different ? a.) water would be a much lighter molecule b.) water would be able to climb up inside plants c.)water would not be able to form hydrogen bonds d.) water would stick together much more strongly

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?