The chemical formula for water, h2o, means that each water molecule contains a. two hydrogen atoms and two oxygen atoms. b. two hydrogen atoms and one oxygen atom. c. two hydrogen atoms and zero oxygen atoms. d. one hydrogen atom and two oxygen atoms. select the best answer from the choices provided a b c d

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds