You need to make an aqueous solution of 0.121 M iron(II) sulfate for an experiment in lab, using a 250 mL volumetric flask. How much solid iron(II) sulfate should you add

As you move from right to left on the periodic table the atomic radius fill in the blank

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.