the oceans residents produce up to 70% of the oxygen found in the atmosphere. A bacterial B Photosynthetic C microscopic D macroscopic

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.

Which substance can be broken down by chemical means