You can prepare a buffer solution by combining equal moles of which pair of substances? a. weak acid and its conjugate base b. strong acid and a strong base c. strong base and its conjugate acid d. salt and a weak acid

What changes occur in the reaction indicated by the equation? check all that apply. the hydrogen nucleus loses protons. the oxygen nucleus gains protons. the bond in h2 is broken, and new bonds are formed between hydrogen and oxygen atoms. each electron associated with a hydrogen atom is shared with an oxygen atom.